Operations research
Gupta, Himanshu
Operations research - 9th ed. - Ludhiana Kalyani Pub 2014 - 364p. p.
9789327235876
001.43 G969O
Operations research - 9th ed. - Ludhiana Kalyani Pub 2014 - 364p. p.
9789327235876
001.43 G969O
