Cita APA (7a ed.)

King, A. B. (2008). Website optimization (1st edition.). O'Reilly.

Cita Chicago Style (17a ed.)

King, Andrew B. Website Optimization. 1st edition. Farnham: O'Reilly, 2008.

Cita MLA (9a ed.)

King, Andrew B. Website Optimization. 1st edition. O'Reilly, 2008.