APA (7th ed.) Citation

Grappone, J., & Couzin, G. (2006). Search engine optimization: An hour a day. John Wiley.

Chicago Style (17th ed.) Citation

Grappone, Jennifer, and Gradiva Couzin. Search Engine Optimization: An Hour a Day. Chichester: John Wiley, 2006.

MLA (8th ed.) Citation

Grappone, Jennifer, and Gradiva Couzin. Search Engine Optimization: An Hour a Day. John Wiley, 2006.