TY  - BOOK
AU  - Tickoo, Sham 
TI  - Understanding autocad 2002
SN  - 0070447349
U1  - 005.43 
PY  - 2001///
CY  - New Delhi 
PB  - Tata McGraw Hill Publishing Company 
KW  - Computer science
KW  - Application software
N1  - Includes index
ER  -