TY - BOOK AU - Kalakota, Ravi AU - Whinston, Andrew B TI - Electronic Commerce: a manager's guide SN - 8177583166 U1 - 004 KAL PY - 2009/// CY - New Jersey PB - Pearson Education KW - Electronic commerce-security measures N1 - Table of Contents: 1 Introducation to e ER -