APA (7th ed.) Citation

Cody, H. A. (2005). The Fourth Watch. Project Gutenberg.

Chicago Style (17th ed.) Citation

Cody, H. A. The Fourth Watch. Project Gutenberg, 2005.

MLA (9th ed.) Citation

Cody, H. A. The Fourth Watch. Project Gutenberg, 2005.

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