TY - BOOK AU - Powell,Guy R. AU - Groves,Steven AU - Dimos,Jerry TI - ROI of $ocial media: how to improve the return on your social marketing investment SN - 9780470827413 AV - HF5415.1265 .P881 2011 PY - 2011/// CY - Singapore PB - John Wiley & Sons (Asia) KW - Internet marketing KW - Social media KW - Marketing KW - Economic aspects KW - Online social networks KW - Social marketing N1 - Includes bibliographical references (p. 279) and index ER -