APA (7th ed.) Citation

Benson, R. H. (2004). The Necromancers. Project Gutenberg.

Chicago Style (17th ed.) Citation

Benson, Robert Hugh. The Necromancers. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Benson, Robert Hugh. The Necromancers. Project Gutenberg, 2004.

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