APA (7th ed.) Zitazioa

Kenneth, J. (1977). The age of uncertainty (ed.). Houghton Mifflin Co..

Chicago Style (17th ed.) Zitazioa

Kenneth, John. The Age of Uncertainty. ed. Boston: Houghton Mifflin Co., 1977.

MLA (9th ed.) Zitazioa

Kenneth, John. The Age of Uncertainty. ed. Houghton Mifflin Co., 1977.