000
00280nam a2200121Ia 4500
008
220201s1968 xx 000 0 eng d
082
_a
540
_b
JAG
100
_a
Jagjit singh
245
0
_a
Engineering chemistry
260
_b
Catson Pub. House
_c
1968
300
_a
318
942
_2
ddc
999
_c
74308
_d
74308