APA-viite (7. p.)

Dover, D., & Dafforn, E. (2011). Search engine optimization (SEO) secrets: Do what you never though possible with SEO. Wiley Pub., Inc..

Chicago-viite (17. p.)

Dover, Danny, ja Erik Dafforn. Search Engine Optimization (SEO) Secrets: Do What You Never Though Possible with SEO. Indianapolis, Ind.: Wiley Pub., Inc., 2011.

MLA-viite (9. p.)

Dover, Danny, ja Erik Dafforn. Search Engine Optimization (SEO) Secrets: Do What You Never Though Possible with SEO. Wiley Pub., Inc., 2011.