Gaya APA

Zastrow, C., Kirst-Ashman, K. (2015). Understanding Human Behavior and the Social Environment 10th edition (10). Boston: Cengage Learning.

Gaya MLA

Zastrow, Charles., Kirst-Ashman, Karen. "Understanding Human Behavior and the Social Environment 10th edition". 10 Boston: Cengage Learning, 2015. Text.