TY  - BOOK
AU  - Plastock, Roy A  .
AU  - Kallas,Gordon  .
TI  - Theory and problems of computer graphics / 
T2  - Schaum`s outline series, 
SN  - 9780071357814
U1  - 006.6 
PY  - 1986///
CY  - New York : 
PB  - McGraw Hill Book Company , 
ER  -