Kelley, Michael Dru All thumbs : mobile marketing that works / Michael Dru Kelley - New York : Palgrave Macmillan, 2014. - 218 pages. Includes index ISBN: 9781137279279 Subjects--Topical Terms: Internet marketingMobile commerceBranding (Marketing) LC Class. No.: HF 5415.1265 / KEL 2014