APA (7th ed.) Zitazioa

Wallis, J. (1981). The call to conversion. Harper & Row.

Chicago Style (17th ed.) Zitazioa

Wallis, Jim. The Call to Conversion. New York: Harper & Row, 1981.

MLA (9th ed.) Zitazioa

Wallis, Jim. The Call to Conversion. Harper & Row, 1981.