Gaya APA

Papalia, D, E. et al (2008). A Child's World : Infancy through Adolescence 11'th Ed. (11). New York: McGraw-Hill Companies.

Gaya MLA

Papalia, Diane, E.. et al. "A Child's World : Infancy through Adolescence 11'th Ed.". 11 New York: McGraw-Hill Companies, 2008. Text.