APA (7th ed.) Citation

Gutsch, K. U., Sisemore, D. A., & Williams, R. L. (1984). Systems of psychotherapy: An empirical analysis of theoretical models. Thomas.

Chicago Style (17th ed.) Citation

Gutsch, Kenneth U., David A. Sisemore, and Richard L. Williams. Systems of Psychotherapy: An Empirical Analysis of Theoretical Models. Springfield, Ill: Thomas, 1984.

MLA (8th ed.) Citation

Gutsch, Kenneth U., et al. Systems of Psychotherapy: An Empirical Analysis of Theoretical Models. Thomas, 1984.