000
00322nam a2200109Ia 45e0
008
181001s1966 xx 000 0 und d
100
_a
Uppal M.M.
245
0
_a
Textbook of engineering chemistry
260
_a
Delhi
_b
Khanna Delhi
_c
1966
300
_a
80
942
_2
ddc
_c
BK
999
_c
1036
_d
1036