TY  - BOOK
AU  - Llewellyn, Rick.
TI  - Inside auto CAD 13 for DOS / 
SN  - 81-203-1083-7
U1  - BV 
PY  - 1997///
CY  - New Delhi : 
PB  - Prentice-Hall Of India Pvt.Ltd. , 
KW  - Computer Science
ER  -