000
00295nam a2200121Ia 4500
008
220201s1980 xx 000 0 eng d
082
_a
658.5
_b
KHA
100
_a
Khanna, OP
245
0
_a
Industrial engineering & management
260
_b
Dhanpat Rai & Sons
_c
1980
300
_a
752
942
_2
ddc
999
_c
81721
_d
81721