APA (7th ed.) Zitazioa

Ball, M. M. (1969). The Oas in transition. Duke U. Pr..

Chicago Style (17th ed.) Zitazioa

Ball, M. Margaret. The Oas in Transition. Durham, N.C: Duke U. Pr., 1969.

MLA (9th ed.) Zitazioa

Ball, M. Margaret. The Oas in Transition. Duke U. Pr., 1969.