Gupta, Prem Kumar.
Operations Research - New Delhi: S Chand & Co Ltd, 2007. - 1377 p. ;
8121902819 (paperback) 9788121902816 (paperback)
Operations Research - New Delhi: S Chand & Co Ltd, 2007. - 1377 p. ;
8121902819 (paperback) 9788121902816 (paperback)