APA (7th ed.) Citation

Cook, E. P. (2012). Understanding people in context: The ecological perspective in counseling. American Counseling Association. https://doi.org/10.1002/9781119222743

Chicago Style (17th ed.) Citation

Cook, Ellen Piel. Understanding People in Context: The Ecological Perspective in Counseling. Alexandria, VA: American Counseling Association, 2012. https://doi.org/10.1002/9781119222743.

MLA (8th ed.) Citation

Cook, Ellen Piel. Understanding People in Context: The Ecological Perspective in Counseling. American Counseling Association, 2012. https://doi.org/10.1002/9781119222743.