Cita APA (7a ed.)

Sklar, J. (2012). Principles of web design (Fifth edition.). Course Technology/Cengage Learning.

Cita Chicago Style (17a ed.)

Sklar, Joel. Principles of Web Design. Fifth edition. Boston, MA: Course Technology/Cengage Learning, 2012.

Cita MLA (9a ed.)

Sklar, Joel. Principles of Web Design. Fifth edition. Course Technology/Cengage Learning, 2012.