Cita APA

Ewen, D. (1955). Encyclopedia of the opera. A.A. Wyn.

Citación estilo Chicago

Ewen, David. Encyclopedia of the Opera. New York: A.A. Wyn, 1955.

Cita MLA

Ewen, David. Encyclopedia of the Opera. A.A. Wyn, 1955.

Warning: These citations may not always be 100% accurate.