Cita APA (7a ed.)

Wessler, R. A., Wessler, R. L., & Ellis, A. (1987). The principles and practice of rational-emotive therapy. Jossey-Bass.

Cita Chicago Style (17a ed.)

Wessler, Ruth A., Richard L. Wessler, y Albert Ellis. The Principles and Practice of Rational-emotive Therapy. San Francisco [etc.]: Jossey-Bass, 1987.

Cita MLA (9a ed.)

Wessler, Ruth A., et al. The Principles and Practice of Rational-emotive Therapy. Jossey-Bass, 1987.