APA (7th ed.) Citation

Hillern, W. v., & M. S. (2011). A Twofold Life. Project Gutenberg.

Chicago Style (17th ed.) Citation

Hillern, Wilhelmine von, and M. S. A Twofold Life. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Hillern, Wilhelmine von, and M. S. A Twofold Life. Project Gutenberg, 2011.

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