000 00256nam a2200109Ia 4500
008 190912s9999||||xx |||||||||||||| ||und||
100 _aRavi Kalakota
245 0 _aElectronic Commerce
260 _aUSA
_bPenguin Books
_c1997
300 _a431
942 _cBK
999 _c7298
_d7298