000 00311nam a2200133Ia 4500
008 230206s9999||||xx |||||||||||||| ||und||
020 _c150
040 _aDEL
100 _aPandey, A. K.
245 0 _aConcepts of E-Commerce
260 _bS. K. Katariya Publications
_aNew Delhi
300 _a178
942 _cBK
999 _c90660
_d90660