APA (7th ed.) Citation

Williamson, J. (2009). Salvage in Space. Project Gutenberg.

Chicago Style (17th ed.) Citation

Williamson, Jack. Salvage in Space. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Williamson, Jack. Salvage in Space. Project Gutenberg, 2009.

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