Biswas, Supriya. Relationship marketing : text and cases / - New Delhi: Prentice-Hall of India , 2011. - xvii,406 p. ; 25 cm. (RK # 17 Sh # 01) ISBN: 8120339835 (paperback) 9788120339835 (paperback) Source: Pak Book PKR 722.25 Dewey Class. No.: 658.8