Lutze, Heather Thumbonomics : the essential bussiness Roadmap for social media & mobile marketing / Heather Lutze - Greenwood Village : Findability Press, 2012. - xx, 376 pages: illustrations ; 22 cm. Subjects--Topical Terms: Social mediaMarketinBusinessSearch engines LC Class. No.: HF 5415.1265 / L88 2012