Gaya APA

Galitz, W, O. (2007). The Essential Guide to User Interface Design: An Introduction to GUI Design Principles and Techniques (3rd edition). Canada: Wiley Publishing, Inc.

Gaya MLA

Galitz, Wilbert, O.. "The Essential Guide to User Interface Design: An Introduction to GUI Design Principles and Techniques". 3rd edition Canada: Wiley Publishing, Inc, 2007. Text.