TY  - BOOK
AU  - Dhawan,R.K.
TI  - Textbook of machine drawing: in first angle projections 
SN  - 8121908248(pbk.)
PY  - 1996///
CY  - New Delhi,
PB  -  Ramnagar
KW  - Machinery
KW  - Drawing
KW  - Machines
ER  -