APA (7th ed.) Citation

Cook, E. P., Gaston, B. E., & Bashir, H. (2012). Understanding people in context: The ecological perspective in counseling. American Counseling Association.

Chicago Style (17th ed.) Citation

Cook, Ellen Piel, Bonny E. Gaston, and Huma Bashir. Understanding People in Context: The Ecological Perspective in Counseling. Alexandria, Virginia: American Counseling Association, 2012.

MLA (9th ed.) Citation

Cook, Ellen Piel, et al. Understanding People in Context: The Ecological Perspective in Counseling. American Counseling Association, 2012.