APA (7th ed.) Citation

Willier, S. A. (1987). Early nineteenth-century opera and the impact of the gothic.

Chicago Style (17th ed.) Citation

Willier, Stephen A. Early Nineteenth-century Opera and the Impact of the Gothic. 1987.

MLA (9th ed.) Citation

Willier, Stephen A. Early Nineteenth-century Opera and the Impact of the Gothic. 1987.

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