Citazione Stile APA (7a Edizione)

Gibson, R. L. (1986). Introduction to counseling and guidance (2nd e.d.). Macmillan.

Citazione stile Chigago Style (17a edizione)

Gibson, Robert L. Introduction to Counseling and Guidance. 2nd e.d. New York: Macmillan, 1986.

Citatione MLA (9a ed.)

Gibson, Robert L. Introduction to Counseling and Guidance. 2nd e.d. Macmillan, 1986.