Cita APA (7th ed.)

Sue,David. (1990). Understanding abnormal behavior (3rd.ed.). Houghton Mifflin.

Cita Chicago (17th ed.)

Sue,David. Understanding Abnormal Behavior. 3rd.ed. Boston: Houghton Mifflin, 1990.

Cita MLA (9th ed.)

Sue,David. Understanding Abnormal Behavior. 3rd.ed. Houghton Mifflin, 1990.