00438nam a22001577a 450000500170000001000150001702000250003203500130005703700130007008200110008310000180009424500570011226000380016927000510020730000220025820100814153324.0  aENG-100417  a9788190756358c80.00  aEN-83950  bDBAD/PUB  a658.84  aEzhumalai, M.  aTheory and practice of e-commerce /cby M. Ezhumalai  aChennaibKamaraj Pathipagamc2008  a14/135, Kamaraj Street K. K. districtbChennai  a112p.c20cm (pbk)