TY - BOOK AU - Berger,Jonah TI - Contagious: why things catch on SN - 9781471111693 (paperback) U1 - 658.8342 PY - 2013/// CY - London PB - Simon & Schuster KW - Consumer behavior KW - New products KW - Popularity KW - Economic aspects N1 - Includes bibliographical references and index ER -