TY  - BOOK
AU  - Roelofs, Greg.
TI  - PNG: the definitive guide 
SN  - 8173661251
U1  - 006.6 ROE 23
PY  - 1999///
CY  - Mumbai
PB  - Shroff Publishers
KW  - PNG
KW  - Computer graphics. 	
N1  - Includes index.
ER  -