TY  - BOOK
AU  - Myrback K  
AU  - Sumner J.B  
AU  - 
TI  - Enzymes: chemmistry  and mechannism of action V.1 part.2
U1  - 574.192 
CY  - New York
KW  - Bio chemistry
KW  - Hemicellulas
KW  - Pectic Enzymes
ER  -