TY - GEN T1 - Social media metrics how to measure and optimize your marketing investment A1 - Sterne, Jim, 1955- LA - English PP - Hoboken, N.J. PB - Wiley YR - 2010 UL - https://colectivo.uloyola.es/Record/ELB178240 OP - 240 NO - Includes index. CN - HF5415.1265 .S7419 2010 KW - Internet marketing. KW - Social media : Economic aspects. KW - Marketing research. KW - Online social networks : Economic aspects. KW - Electronic books. ER -