000
00250nam a2200109Ia 4500
008
170320s9999 xx 000 0 und d
100
_a
Gupta,R.K
245
_a
Mechanical engg. Drawing
260
_b
Meerut nb.pub
_c
2010
300
_a
284
942
_c
BK
999
_c
85234
_d
85234