APA Style

Elam, K. et al (2010). Universal principles of design : 125 ways to enhance usability, influence perception, increase appeal, make better design decisions, and teach through design. Second Edition (Second Edition). Beverly: Rockport Publishers.

MLA Style

Elam, Kimberly. et al. "Universal principles of design : 125 ways to enhance usability, influence perception, increase appeal, make better design decisions, and teach through design. Second Edition". Second Edition Beverly: Rockport Publishers, 2010. Text.