APA (7th ed.) Citation

Chambers, R. W. (2008). Barbarians. Project Gutenberg.

Chicago Style (17th ed.) Citation

Chambers, Robert W. Barbarians. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Chambers, Robert W. Barbarians. Project Gutenberg, 2008.

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