TY  - BOOK
AU  - Omura,George
AU  - Richardson,Paul W.
TI  - AutoCAD 13 instant reference
SN  - 8170295173
U1  - 519.4 
PY  - 1995///
CY  - New Delhi
PB  - BPB Publications
KW  - Computer Science graphics
KW  - AutoCAD
N1  - Includes index
ER  -