000
00272nam a2200109Ia 4500
008
220516s1990 xx 000 0 und d
041
_a
eng
082
_a
370 DUB/CHE
100
_a
Dubey,Maya
_9
834237
245
_a
1000 Chemistry quiz
260
_a
New Delhi
_b
Rupa & Co
_c
1990
999
_c
583012
_d
583012