APA (7th ed.) Citation

Phillips, R., & Terry, W. E. (2009). The Unthinking Destroyer. Project Gutenberg.

Chicago Style (17th ed.) Citation

Phillips, Rog, and W. E. Terry. The Unthinking Destroyer. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Phillips, Rog, and W. E. Terry. The Unthinking Destroyer. Project Gutenberg, 2009.

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