Cita APA (7a ed.)

Colborn, J. (2006). Search Marketing Strategies (5th.). Prentice-Hall of India.

Cita Chicago Style (17a ed.)

Colborn, James. Search Marketing Strategies. 5th. New Delhi: Prentice-Hall of India, 2006.

Cita MLA (9a ed.)

Colborn, James. Search Marketing Strategies. 5th. Prentice-Hall of India, 2006.