APA (7th ed.) Zitazioa

Rhys, B. (1929). A book of ballads. Jonathan Cape.

Chicago Style (17th ed.) Zitazioa

Rhys, Brian. A Book of Ballads. Londres: Jonathan Cape, 1929.

MLA (9th ed.) Zitazioa

Rhys, Brian. A Book of Ballads. Jonathan Cape, 1929.