APA (7th ed.) Citation

Carpenter, E. (2012). Marriage In Free Society. Project Gutenberg.

Chicago Style (17th ed.) Citation

Carpenter, Edward. Marriage In Free Society. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Carpenter, Edward. Marriage In Free Society. Project Gutenberg, 2012.

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