Gupta, P. K.
Problems in operation research / P. K. Gupta, D. S. Hira. - [S.l.] : S Chand & Co Ltd, 2010. - 1214 p. ; 25 cm.
8121909686 (paperback) 9788121909686 (paperback)
Problems in operation research / P. K. Gupta, D. S. Hira. - [S.l.] : S Chand & Co Ltd, 2010. - 1214 p. ; 25 cm.
8121909686 (paperback) 9788121909686 (paperback)