APA (7th ed.) Citation

Lewis, J. H. (2012). The Two Great Republics: Rome and the United States. Project Gutenberg.

Chicago Style (17th ed.) Citation

Lewis, James Hamilton. The Two Great Republics: Rome and the United States. Project Gutenberg, 2012.

MLA (9th ed.) Citation

Lewis, James Hamilton. The Two Great Republics: Rome and the United States. Project Gutenberg, 2012.

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