TY  - BOOK
AU  - Ethier 
AU  - Ethier, Christine A.
TI  - Instant AutoCad : essentials using AutoCad 2002 
SN  - 013094324X 
U1  - 620.004202855369 ETH 2003 
PY  - 2003///
CY  - Upper Saddle River
PB  - Prentice Hall
KW  - Computer graphics
N1  - Includes index p.229 - 234
ER  -