APA (7th ed.) Zitazioa

Milton, O. (1973). Alternatives to the tracitional. Jossey- Bass.

Chicago Style (17th ed.) Zitazioa

Milton, Ohmer. Alternatives to the Tracitional. Sanfrancisco: Jossey- Bass, 1973.

MLA (9th ed.) Zitazioa

Milton, Ohmer. Alternatives to the Tracitional. Jossey- Bass, 1973.