Gaya APA

Powell, Guy R., Groves, Steven W., Dimos, Jerry. (2011). ROI of social media : how to improve the return on your social marketing investment . Hoboken, NJ.: John Wiley.

Gaya Chicago

Powell, Guy R., Groves, Steven W., Dimos, Jerry. ROI of social media : how to improve the return on your social marketing investment. Hoboken, NJ.: John Wiley, 2011. Text.

Gaya MLA

Powell, Guy R., Groves, Steven W., Dimos, Jerry. ROI of social media : how to improve the return on your social marketing investment. Hoboken, NJ.: John Wiley, 2011. Text.

Gaya Turabian

Powell, Guy R., Groves, Steven W., Dimos, Jerry. ROI of social media : how to improve the return on your social marketing investment. Hoboken, NJ.: John Wiley, 2011. Print.