TY  - BOOK
AU  - Dhawan, R.K.
TI  - A textbook of machine drawing
SN  - 8121908248
U1  - 604.2D5359t 23rd ed.
PY  - 1998///
CY  - India
PB  - S. Chand and Company
KW  - geometrical drawing
KW  - Machine drawing
ER  -