00277nam a2200109Ia 4500008004100000041000800041100001500049245004500064260003200109365000700141999001900148231011s9999    xx            000 0 und d  aeng  aG.S.Monga.  aMathematics and Statistis For Economics.  bVikas Pub House New Delhi -  b60  c884098d884098