TY  - BOOK
AU  - Mathur, S.B.
AU  - Mathur, S.B.
TI  - A textbook of engineering drawing in first angle projection
SN  - 8125904069
AV  - 604.2 MAT 1997 
U1  - 604.2 MAT 1997 
PY  - 1997///
CY  - New Delhi
PB  - Vikas Publishing House
KW  - Mechanical Engineering
ER  -