TY  - BOOK
AU  - Gill, P.S.
AU  - A text book of machine drawing
TI  - A text book of machine drawing
AV  - 604.4 GIL 1990 
U1  - 604.4 GIL 1990 
PY  - 1990///
CY  - New Delhi
PB  - S.K. Kataria & Sons
KW  - Mechanical Engineering
ER  -