| 000 -LEADER | 
                                    
                                            
                                                | fixed length control field | 
                                                004100000a22001810004500 | 
                                            
                                        
                                    
                                    | 020 ## - INTERNATIONAL STANDARD BOOK NUMBER | 
                                    
                                            
                                                | International Standard Book Number | 
                                                0  245  550771 | 
                                            
                                        
                                    
                                    | 060 ## - NATIONAL LIBRARY OF MEDICINE CALL NUMBER | 
                                    
                                            
                                                | Classification number | 
                                                100 | 
                                            
                                        
                                    
                                    | 082 ## - DEWEY DECIMAL CLASSIFICATION NUMBER | 
                                    
                                            
                                                | Classification number | 
                                                639.34 MCI | 
                                            
                                        
                                    
                                    
                                    | 100 ## - MAIN ENTRY--PERSONAL NAME | 
                                    
                                            
                                                | Personal name | 
                                                Gerard, Geoffrey | 
                                            
                                        
                                    
                                    | 100 ## - MAIN ENTRY--PERSONAL NAME | 
                                    
                                            
                                                | Personal name | 
                                                Mc Inerny, Derek | 
                                            
                                        
                                    
                                    
                                    | 245 ## - TITLE STATEMENT | 
                                    
                                            
                                                | Title | 
                                                All about tropical fish | 
                                            
                                        
                                    
                                    | 250 ## - EDITION STATEMENT | 
                                    
                                            
                                                | Edition statement | 
                                                3 | 
                                            
                                        
                                    
                                    | 260 ## - PUBLICATION, DISTRIBUTION, ETC. (IMPRINT) | 
                                    
                                            
                                                | Place of publication, distribution, etc. | 
                                                London, Harrap | 
                                            
                                        
                                    
                                    | 260 ## - PUBLICATION, DISTRIBUTION, ETC. (IMPRINT) | 
                                    
                                            
                                                | Date of publication, distribution, etc. | 
                                                1966 | 
                                            
                                        
                                    
                                    
                                    | 300 ## - PHYSICAL DESCRIPTION | 
                                    
                                            
                                                | Extent | 
                                                512 | 
                                            
                                        
                                    
                                    
                                    
                                    
                                    | 650 ## - SUBJECT ADDED ENTRY--TOPICAL TERM | 
                                    
                                            
                                                | Topical term or geographic name as entry element | 
                                                Tropical fish/fish-tropics/aquarium-tropics | 
                                            
                                        
                                    
                                    
                                    
                                    
                                    | 942 ## - ADDED ENTRY ELEMENTS (KOHA) | 
                                    
                                            
                                                | Koha item type | 
                                                Books (General) |