Operations research
Gupta, R.K.
Operations research - 14th ed. - Meerut Krishna Prakashan Media 1999 - 22cm. 626
COAE 658.4034 G96O
Operations research - 14th ed. - Meerut Krishna Prakashan Media 1999 - 22cm. 626
COAE 658.4034 G96O