00330nam a2200133Ia 4500008004100000020000800041040003000049082001300079100002800092245001500120260003700135300001100172650001300183190302s9999||||xx |||||||||||||| ||und||  c120  aKharagpur College Library  a628bDKC  aDilip Kumar Chakraborty  aE-Commerce  bB.B.Kundu GrapishaKolkatac2011  a214 p.  aCommerce