APA (7th ed.) Citation

Vitruvius Pollio. (2006). The Ten Books on Architecture. Project Gutenberg.

Chicago Style (17th ed.) Citation

Vitruvius Pollio. The Ten Books on Architecture. Project Gutenberg, 2006.

MLA (9th ed.) Citation

Vitruvius Pollio. The Ten Books on Architecture. Project Gutenberg, 2006.

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