APA (7e ed.) Bronvermelding

Ivey, A. E., & Simek-Morgan, L. (1980). Counseling and psychotherapy: Skills, theories, and practice. Prentice-Hall.

Chicago (17e ed.) Bronvermelding

Ivey, Allen E., en Lynn Simek-Morgan. Counseling and Psychotherapy: Skills, Theories, and Practice. Englewood Cliffs, N.J.: Prentice-Hall, 1980.

MLA (8e ed.) Bronvermelding

Ivey, Allen E., en Lynn Simek-Morgan. Counseling and Psychotherapy: Skills, Theories, and Practice. Prentice-Hall, 1980.