Cita APA (7a ed.)

Kent, P. (2015). SEO For dummies (6th edition.). John Wiley and Sons, Inc..

Cita Chicago Style (17a ed.)

Kent, Peter. SEO For Dummies. 6th edition. Hoboken, NJ: John Wiley and Sons, Inc., 2015.

Cita MLA (8a ed.)

Kent, Peter. SEO For Dummies. 6th edition. John Wiley and Sons, Inc., 2015.