Gaya APA

Doundoulakis, J., Strugatch, W. (2002). The Perfect Smile The Complete Guide to Cosmetic Dentistry . New York: Healthy Living books.

Gaya MLA

Doundoulakis, James., Strugatch, Warren. "The Perfect Smile The Complete Guide to Cosmetic Dentistry". New York: Healthy Living books, 2002. Text.