APA Citation

Wagner, R. 1., & Wagner, R. 1. (1990). Die Walküre. New York: Metropolitan Ópera Association.

Chicago Style Citation

Wagner, Richard 1813-1883, and Richard 1813-1883 Wagner. Die Walküre. New York: Metropolitan Ópera Association, 1990.

MLA Citation

Wagner, Richard 1813-1883, and Richard 1813-1883 Wagner. Die Walküre. New York: Metropolitan Ópera Association, 1990.

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