APA (7th ed.) Citation

Rieck, W. (1927). Opera plots: An index to the stories of operas, operettas, etc., from the sixteenth to the twentieth century. New York Public Library.

Chicago Style (17th ed.) Citation

Rieck, Waldemar. Opera Plots: An Index to the Stories of Operas, Operettas, Etc., from the Sixteenth to the Twentieth Century. New York: New York Public Library, 1927.

MLA (9th ed.) Citation

Rieck, Waldemar. Opera Plots: An Index to the Stories of Operas, Operettas, Etc., from the Sixteenth to the Twentieth Century. New York Public Library, 1927.