Cita APA (7th ed.)

Zastrow, C., & Kirst-Ashman, K. K. (2007). Understanding human behavior and the social environment (Séptima edición.). Thomson Brooks/Cole.

Cita Chicago (17th ed.)

Zastrow, Charles, i Karen K. Kirst-Ashman. Understanding Human Behavior and the Social Environment. Séptima edición. Belmont, CA: Thomson Brooks/Cole, 2007.

Cita MLA (8th ed.)

Zastrow, Charles, i Karen K. Kirst-Ashman. Understanding Human Behavior and the Social Environment. Séptima edición. Thomson Brooks/Cole, 2007.