APA-Zitierstil (7. Ausg.)

Gilliland, B. E. (1989). Theories and strategies in counseling and psychotherapy (2. ed.). Allyn and Bacon.

Chicago-Zitierstil (17. Ausg.)

Gilliland, Burl E. Theories and Strategies in Counseling and Psychotherapy. 2. ed. Boston [u.a.]: Allyn and Bacon, 1989.

MLA-Zitierstil (9. Ausg.)

Gilliland, Burl E. Theories and Strategies in Counseling and Psychotherapy. 2. ed. Allyn and Bacon, 1989.