APA (7th ed.) Citation

Pennie, J. F. (1821). Ethel wolf, or, The Danish pirates: A tragedy in five acts. Whittaker.

Chicago Style (17th ed.) Citation

Pennie, J. F. Ethel Wolf, or, The Danish Pirates: A Tragedy in Five Acts. London: Whittaker, 1821.

MLA (8th ed.) Citation

Pennie, J. F. Ethel Wolf, or, The Danish Pirates: A Tragedy in Five Acts. Whittaker, 1821.