APA (7th ed.) Citation

Stokes, R. (2014). Ultimate guide to pay-per-click advertising (2nd ed.). Entrepreneur Press.

Chicago Style (17th ed.) Citation

Stokes, Richard. Ultimate Guide to Pay-per-click Advertising. 2nd ed. Irvine: Entrepreneur Press, 2014.

MLA (9th ed.) Citation

Stokes, Richard. Ultimate Guide to Pay-per-click Advertising. 2nd ed. Entrepreneur Press, 2014.

Warning: These citations may not always be 100% accurate.