Geddes, B., Knibbe, W., Wimpsett, K., & Zeidel, D. (2014). Advanced Google AdWords (Third edition.). Wiley.
Cita Chicago (17th ed.)Geddes, Brad, Willem Knibbe, Kim Wimpsett, i Dassi Zeidel. Advanced Google AdWords. Third edition. Indianapolis, Indiana: Wiley, 2014.
Cita MLA (9th ed.)Geddes, Brad, et al. Advanced Google AdWords. Third edition. Wiley, 2014.
Atenció: Aquestes cites poden no estar 100% correctes.