Gangopadhyay, P. L. Principles of Marketing and E- Commercce/ P. L. Gangopadhyay - Kolkata : Dey Book Concern, 2012 - xi, 63p. : chart, diagram; 24cm. ISBN: Rs. 120.00 Subjects--Topical Terms: COMMERCEMARKETINGE-COMMERCE Dewey Class. No.: 658.8 / /GAN, E1_V0