APA (7th ed.) Citation

Kent, P. (2008). Search engine optimization for dummies (3. ed.). Wiley.

Chicago Style (17th ed.) Citation

Kent, Peter. Search Engine Optimization for Dummies. 3. ed. Hoboken, NJ: Wiley, 2008.

MLA (9th ed.) Citation

Kent, Peter. Search Engine Optimization for Dummies. 3. ed. Wiley, 2008.