TY  - BOOK
AU  - Singh, Sadhu. Sah, P L.
TI  - Fundamentals of machine drawing
SN  - 9788120322523
U1  - 621.80223  SIN;1  R 
PY  - 2003///
CY  - New  Delhi
PB  - PH of India
KW  - machine
ER  -