TY  - GEN
AU  - Omura, George
TI  - Mastering AutoCAD : release 12
SN  - 8170292549
U1  - 670.285 
PY  - 1994///
CY  - New Delhi
PB  - BPB publications
KW  - MANUFACTURING
KW  - COMPUTER APP;ICATIONS
KW  - DATA PROCESSING
KW  - AUTOCAD
ER  -