APA (7th ed.) Zitazioa

Abraham, G. (1944). Tchaïkovsky. Duckworth.

Chicago Style (17th ed.) Zitazioa

Abraham, Gerald. Tchaïkovsky. Londres: Duckworth, 1944.

MLA (9th ed.) Zitazioa

Abraham, Gerald. Tchaïkovsky. Duckworth, 1944.