000
00249nam a22001097a 4500
020
_a
8121908248
100
_a
Dhawan R K
_9
2719
245
_a
A Textbook of Machine Drawing
260
_a
New Delhi
_b
S. Chand
_c
2009
300
_a
x;702pg.
942
_c
BOOK
999
_c
11322
_d
11322