APA (7th ed.) Citation

Berryman, J., & Schoenherr, J. (2009). Modus Vivendi. Project Gutenberg.

Chicago Style (17th ed.) Citation

Berryman, John, and John Schoenherr. Modus Vivendi. Project Gutenberg, 2009.

MLA (9th ed.) Citation

Berryman, John, and John Schoenherr. Modus Vivendi. Project Gutenberg, 2009.

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