Dyfyniad APA

 Sklar, J. (2012).  Principles of Web Design: The Web Technologies Series.  Course Technology.

Dyfyniad Arddull Chicago

 Sklar, Joel.  Principles of Web Design: The Web Technologies Series.  Course Technology, 2012.

Dyfyniad MLA

 Sklar, Joel.  Principles of Web Design: The Web Technologies Series.  Course Technology, 2012.

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