TY  - BOOK
AU  - Harrington, Steven. 
TI  - Computer Graphics: A Programming Approach 
SN  - 0071004726
U1  - 006.6 
PY  - 1987///.
CY  - New York
PB  - McGraw-Hill Books Company, 
N1  - This book is having Appendixes A to C from page no 444 to 453
ER  -