TY  - BOOK
AU  - Luzadder ,Warren J.
AU  - Duff,Jon M.
TI  - Introduction to engineering drawing: the foundations of engineering design and computer - aided drafting 
SN  - 0134808495 (pbk)
U1  - 604.2 
PY  - 1993///
CY  - Englewood Cliffs , N.J.
PB  - Prentice  Hall
KW  - Computer graphics
KW  - Engineering graphics
KW  - Mechanical drawing
ER  -