APA (7th ed.) Zitazioa

Pecqueur, A., Laubier, G. d., & Elliott, N. (2013). The most beautiful opera houses in the world. Abrams.

Chicago Style (17th ed.) Zitazioa

Pecqueur, Antoine, Guillaume de Laubier, eta Nicholas Elliott. The Most Beautiful Opera Houses in the World. New York: Abrams, 2013.

MLA (9th ed.) Zitazioa

Pecqueur, Antoine, et al. The Most Beautiful Opera Houses in the World. Abrams, 2013.