Christensen Be a network marketing superstar : the one book you need to make more money than you ever thought possible / Mary Christensen; with Wayne Christensen. - New York AMACOM 2007. - xiii, 143p. 23cm Includes index p.135 - 142 ISBN: 9780814474310 Subjects--Topical Terms: Direct marketingMultilevel marketing Dewey Class. No.: 658.872 CHR 2007