Citazione Stile APA (7a Edizione)

Hackney, H., & Cormier, L. S. (1994). Counseling strategies and interventions (4th ed.). Allyn and Bacon.

Citazione stile Chigago Style (17a edizione)

Hackney, Harold, e L. Sherilyn Cormier. Counseling Strategies and Interventions. 4th ed. Boston: Allyn and Bacon, 1994.

Citatione MLA (9a ed.)

Hackney, Harold, e L. Sherilyn Cormier. Counseling Strategies and Interventions. 4th ed. Allyn and Bacon, 1994.