APA (7th ed.) Citation

Knapp, S., & VandeCreek, L. (2006). Practical ethics for psychologists: A positive approach. American Psychological Association.

Chicago Style (17th ed.) Citation

Knapp, Samuel, and Leon VandeCreek. Practical Ethics for Psychologists: A Positive Approach. Washington, D.C: American Psychological Association, 2006.

MLA (9th ed.) Citation

Knapp, Samuel, and Leon VandeCreek. Practical Ethics for Psychologists: A Positive Approach. American Psychological Association, 2006.

Warning: These citations may not always be 100% accurate.