000
00266nam a2200109Ia 4500
008
220201s1990 xx 000 0 eng d
082
_a
540
_b
SEH
100
_a
Sehgal, JM etc.
245
0
_a
Modern chemistry for class xi
260
_b
R.Chand & Co
_c
1990
942
_2
ddc
999
_c
84221
_d
84221