APA (7th ed.) Citation

Cowan, S. K. (2006). Sergeant York And His People. Project Gutenberg.

Chicago Style (17th ed.) Citation

Cowan, Sam K. Sergeant York And His People. Project Gutenberg, 2006.

MLA (9th ed.) Citation

Cowan, Sam K. Sergeant York And His People. Project Gutenberg, 2006.

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