APA (7th ed.) Zitazioa

Ball, M. M. (1971). The "Open" Commonwealth. Duke U.Pr..

Chicago Style (17th ed.) Zitazioa

Ball, M. Margaret. The "Open" Commonwealth. Durham, N.C.: Duke U.Pr., 1971.

MLA (9th ed.) Zitazioa

Ball, M. Margaret. The "Open" Commonwealth. Duke U.Pr., 1971.