APA (7th ed.) Citation

Ray, W. A., Keeney, B., & Erickson, B. A. (1993). Resource-focused therapy. Karnac Books.

Chicago Style (17th ed.) Citation

Ray, Wendel A., Bradford Keeney, and Betty Alice Erickson. Resource-focused Therapy. London: Karnac Books, 1993.

MLA (9th ed.) Citation

Ray, Wendel A., et al. Resource-focused Therapy. Karnac Books, 1993.