APA (7th ed.) Citation

Le Queux, W., & Grieffenhagen, M. (2012). The Day of Temptation. Project Gutenberg.

Chicago Style (17th ed.) Citation

Le Queux, William, and Maurice Grieffenhagen. The Day of Temptation. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Le Queux, William, and Maurice Grieffenhagen. The Day of Temptation. Project Gutenberg, 2012.

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