Cita APA (7th ed.)
Sklar, J. (2000). Principles of web design. Vikas Pub.
Cita Chicago (17th ed.)
Sklar, Joel. Principles of Web Design. New Delhi: Vikas Pub, 2000.
Cita MLA (9th ed.)
Sklar, Joel. Principles of Web Design. Vikas Pub, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.