APA (7th ed.) Citation

Marlowe, S. (2010). Earthsmith. Project Gutenberg.

Chicago Style (17th ed.) Citation

Marlowe, Stephen. Earthsmith. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Marlowe, Stephen. Earthsmith. Project Gutenberg, 2010.

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