APA (7th ed.) Zitazioa

Super, D. E. (1957). The psychology of careers: An introduction to vocational development. Harper & Row.

Chicago Style (17th ed.) Zitazioa

Super, Donald E. The Psychology of Careers: An Introduction to Vocational Development. Nueva York: Harper & Row, 1957.

MLA (9th ed.) Zitazioa

Super, Donald E. The Psychology of Careers: An Introduction to Vocational Development. Harper & Row, 1957.