APA (7th ed.) Citation

Krehbiel, H. E. A Book of Operas: Their Histories, Their Plots, and Their Music.

Chicago Style (17th ed.) Citation

Krehbiel, Henry Edward. A Book of Operas: Their Histories, Their Plots, and Their Music.

MLA (9th ed.) Citation

Krehbiel, Henry Edward. A Book of Operas: Their Histories, Their Plots, and Their Music.

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