000
00326nam a2200133Ia 4500
005
20260413100732.0
008
230516s9999||||xx |||||||||||||| ||und||
100
_a
Gopala Rao M
245
0
_a
Dryden's outline chemical tech
260
_b
New Delhi EWP
_c
1997
300
_a
802
942
_c
GB
999
_c
4178
_d
4178