APA (7th ed.) Citation

Shepard, E. M. (2012). Martin Van Buren. Project Gutenberg.

Chicago Style (17th ed.) Citation

Shepard, Edward M. Martin Van Buren. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Shepard, Edward M. Martin Van Buren. Project Gutenberg, 2012.

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