00359nam a2200109Ia 4500008004100000020001400041040002900055050002200084100003000106245007900136260003400215230104s9999||||xx |||||||||||||| ||und||  a812902819  cChuka University Library  aT 57.6bG87 2007   aGupta, P.K. and D.S. Huia 0aOperations research:for engineering computer science commerce &management   aS. Chand &CobNew Delhic2007