Cita APA (7a ed.)

Gazda, G. M., Ginter, E. J., & Horne, A. M. (2001). Group counseling and group psychotherapy: Theory and application. Allyn and Bacon.

Cita Chicago Style (17a ed.)

Gazda, George Michael, Earl J. Ginter, y Arthur M. Horne. Group Counseling and Group Psychotherapy: Theory and Application. Boston: Allyn and Bacon, 2001.

Cita MLA (9a ed.)

Gazda, George Michael, et al. Group Counseling and Group Psychotherapy: Theory and Application. Allyn and Bacon, 2001.