00521nam a2200205Ia 4500001001900000003000400019008004500023010002300068020001800091041001400109100003300123700003100156245003100187260003100218300001100249650001500260650001500275650001400290082001100304012261013881013882LIB220712b2005        py ||||| |||| 00| 0 spa d  a012261013881013882  a84-283-2905-2  aEspañol  aHuidobro Maya, José Manuel  aRoldán Martínez, David  aLa tecnología e-business  bParaninfo,aMadrid :c2005  a376 p.  aE-BUSINESS  aTECNOLOGIA  aE-COMERCE  a658.84