TY  - BOOK
AU  - Lauzadder, Warren L  .
AU  - Duff,Jon M.
TI  - Fundamentals of engineering drawing with and introduction to computer graphics for design and production / 
SN  - 81-203-0885-9
U1  - 604.2 
PY  - 1993///
CY  - New Delhi : 
PB  - Prentice Hall of India Pvt Ltd. , 
ER  -