000
00230nam a22000857a 4500
008
160829b xxu||||| |||| 00| 0 eng d
100
_9
260
_a
Malhotra S.K
245
_a
Science-Chemistry-X
260
_a
New Delhi
_b
S.Dinesh publication
_c
2012
999
_c
2918
_d
2918