Michael, Alex. Mobile marketing : achieving competitive advantage through wireless technology / Alex Michael and Ben Salter. - Burlington: Butterworht-Heinemann, 2006. - 236 p. ; 22 cm. ISBN: 0750667470 Subjects--Topical Terms: Mobile marketing. LC Class. No.: 658.872 / MIC Dewey Class. No.: 658.872 / MIC [ Shelf 71 ]