APA (7th ed.) Citation

Leblanc, M., & Matzke, A. (2011). The Woman of Mystery. Project Gutenberg.

Chicago Style (17th ed.) Citation

Leblanc, Maurice, and Albert Matzke. The Woman of Mystery. Project Gutenberg, 2011.

MLA (9th ed.) Citation

Leblanc, Maurice, and Albert Matzke. The Woman of Mystery. Project Gutenberg, 2011.

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