00270nam a2200109Ia 4500008004100000100001600041245002300057250000800080260005500088300000900143650000800152191201s2008    xx            000 0 und d  aSharma, S D 0aOperation Research  aRep  aN. delhibKedar Nath Ram Nath and Co. Meerutc2008  aMISC  aMCA