APA (7th ed.) Citation

Wedekind, F., & Eliot, S. A. (2009). Erdgeist (Earth-Spirit) A Tragedy in Four Acts. Project Gutenberg.

Chicago Style (17th ed.) Citation

Wedekind, Frank, and Samuel A. Eliot. Erdgeist (Earth-Spirit) A Tragedy in Four Acts. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Wedekind, Frank, and Samuel A. Eliot. Erdgeist (Earth-Spirit) A Tragedy in Four Acts. Project Gutenberg, 2009.

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