000 00253nam a22001097a 4500
008 130130t xxu||||| |||| 00| 0 eng d
100 _aKALAKOTA, Ravi
_9702
245 _aEletronic Commerce
300 _a340
_b
_e
942 _2udc
_cBK
300 _c
_f
_g
999 _c22042
_d22042