Cita APA (7th ed.)
Zastrow, C., & Kirst-Ashman, K. K. (1997). Understanding human behavior and the social environment (4th ed.). Nelson-Hall.
Cita Chicago (17th ed.)
Zastrow, Charles, i Karen Kay Kirst-Ashman. Understanding Human Behavior and the Social Environment. 4th ed. Chicago, Ill.: Nelson-Hall, 1997.
Cita MLA (9th ed.)
Zastrow, Charles, i Karen Kay Kirst-Ashman. Understanding Human Behavior and the Social Environment. 4th ed. Nelson-Hall, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.