TY  - BOOK
AU  - Rooney, Joe. Steadman, Philip.
TI  - Principles of computer-aided design/edited by Joe Rooney, Philip Steadman
SN  - 0137093462025
U1  - 620.00420285 
PY  - 1987///
CY  - Englewood Cliffs
PB  - Prentice Hall
ER  -