Gaya APA

Halgin, R, P., Whitbourne, S, K. (2007). Abnormal psychology: Clinical perspectives on psychological disorders (5). Boston, Massachusetts: McGraw Hill.

Gaya MLA

Halgin, Richard, P.., Whitbourne, Susan, Krauss. "Abnormal psychology: Clinical perspectives on psychological disorders". 5 Boston, Massachusetts: McGraw Hill, 2007. Text.