TY  - BOOK
AU  - Luzadder,Warren J.
AU  - Botkin,K.E.
TI  - Problems in engineering drawing
T2  - V. 1
SN  - 0137163738 (paperback)
PY  - 1986///
CY  - [S.l.]
PB  - Prentice Hall
UR  - http://www.amazon.com/exec/obidos/ASIN/0137163738/chopaconline-20
ER  -