APA (7th ed.) Citation

Shaara, M. (2010). Conquest Over Time. Project Gutenberg.

Chicago Style (17th ed.) Citation

Shaara, Michael. Conquest Over Time. Project Gutenberg, 2010.

MLA (9th ed.) Citation

Shaara, Michael. Conquest Over Time. Project Gutenberg, 2010.

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