APA (7th ed.) Zitazioa

(2014). The Oxford handbook of opera / edited by Helen M. Greenwald.

Chicago Style (17th ed.) Zitazioa

The Oxford Handbook of Opera / Edited by Helen M. Greenwald. 2014.

MLA (9th ed.) Zitazioa

The Oxford Handbook of Opera / Edited by Helen M. Greenwald. 2014.