TY  - BOOK
AU  -  Voisinet , Donald D.
TI  - Introduction to computer -aided drafting
SN  - 0-07-067563-5
U1  - 620.00420285 
PY  - 1986///
CY  - New York
PB  - McGraw -Hill
KW  - Computer -aided Design
KW  - Computer graphics
N1  - includes index
ER  -