APA (7th ed.) Citation

Enge Eric, Spencer Stephan, Fishking Rand, Stricchiola Jessie C, & Battelle John. (2010). The Art of: Mastering search engine optimization. Sebastopol, CA.

Chicago Style (17th ed.) Citation

Enge Eric, Spencer Stephan, Fishking Rand, Stricchiola Jessie C, and Battelle John. The Art of: Mastering Search Engine Optimization. California: Sebastopol, CA, 2010.

MLA (9th ed.) Citation

Enge Eric, et al. The Art of: Mastering Search Engine Optimization. Sebastopol, CA, 2010.