Holdren, A. (2011). Google AdWords (1st edition.). O'Reilly Media, Inc..
Chicago Style (17th ed.) CitationHoldren, Anastasia. Google AdWords. 1st edition. O'Reilly Media, Inc., 2011.
MLA (9th ed.) CitationHoldren, Anastasia. Google AdWords. 1st edition. O'Reilly Media, Inc., 2011.
Warning: These citations may not always be 100% accurate.