TY  - BOOK
AU  - Jones,Frederic H
AU  - Martin,Lloyd
TI  - Autocad database book : accessing and managing CAD drawing information
U1  - 005.369 CAD 
PY  - 1990///
CY  - New Delhi
PB  - Galgotia Publications
KW  - Auto Lisp
KW  - Database
ER  -