APA (7th ed.) Citation

Le Queux, W. (2004). The House of Whispers. Project Gutenberg.

Chicago Style (17th ed.) Citation

Le Queux, William. The House of Whispers. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Le Queux, William. The House of Whispers. Project Gutenberg, 2004.

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