APA (7th ed.) Citation

Benson, A. C. (2003). The Upton Letters. Project Gutenberg.

Chicago Style (17th ed.) Citation

Benson, Arthur Christopher. The Upton Letters. Project Gutenberg, 2003.

MLA (9th ed.) Citation

Benson, Arthur Christopher. The Upton Letters. Project Gutenberg, 2003.

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