APA (7th ed.) Citation

Seltsam, W. H. (1957). Metropolitan opera annals: First supplement 1947-1957. H.W. Wilson.

Chicago Style (17th ed.) Citation

Seltsam, William H. Metropolitan Opera Annals: First Supplement 1947-1957. New York: H.W. Wilson, 1957.

MLA (9th ed.) Citation

Seltsam, William H. Metropolitan Opera Annals: First Supplement 1947-1957. H.W. Wilson, 1957.

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