APA (7th ed.) Citation

Steele, J. D. (2004). A Brief History of the United States. Project Gutenberg.

Chicago Style (17th ed.) Citation

Steele, Joel Dorman. A Brief History of the United States. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Steele, Joel Dorman. A Brief History of the United States. Project Gutenberg, 2004.

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