Citazione Stile APA (7a Edizione)

Sklar, J. (2006). Principles of web design (3rd ed.). Thomson Course Technology.

Citazione stile Chigago Style (17a edizione)

Sklar, Joel. Principles of Web Design. 3rd ed. Australia: Thomson Course Technology, 2006.

Citatione MLA (9a ed.)

Sklar, Joel. Principles of Web Design. 3rd ed. Thomson Course Technology, 2006.