Zastrow, C., & Kirst-Ashman, K. K. (2001). Understanding human behavior and the social environment (5th ed.). Belmont, CA: Brooks/Cole, Thomson Learning.
Chicago-tyylinen lähdeviittausZastrow, Charles., ja Karen Kay Kirst-Ashman. Understanding Human Behavior and the Social Environment. 5th ed. Belmont, CA: Brooks/Cole, Thomson Learning, 2001.
MLA-viiteZastrow, Charles., ja Karen Kay Kirst-Ashman. Understanding Human Behavior and the Social Environment. 5th ed. Belmont, CA: Brooks/Cole, Thomson Learning, 2001.
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