000
00281nam a2200109Ia 4500
008
190428s9999||||xx |||||||||||||| ||und||
100
_a
Gupta, R.K.
_9
19315
245
_a
Linear pragramming
250
_a
Second
250
_b
1982. viii-387
260
_b
Krishna prakashan. Meerut, India
999
_c
19118
_d
19118