APA aipamena

Warren, R. (1995). Opera workshop: Studies in understanding and interpretation. Scolar Press.

Chicago Style aipamena

Warren, Raymond. Opera Workshop: Studies in Understanding and Interpretation. Aldershot, Hants, Eng: Scolar Press, 1995.

MLA aipamena

Warren, Raymond. Opera Workshop: Studies in Understanding and Interpretation. Scolar Press, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.