APA (7th ed.) Citation

Crosby, F. (2013). Life of Abraham Lincoln Sixteenth President of the United States. Project Gutenberg.

Chicago Style (17th ed.) Citation

Crosby, Frank. Life of Abraham Lincoln Sixteenth President of the United States. Project Gutenberg, 2013.

MLA (9th ed.) Citation

Crosby, Frank. Life of Abraham Lincoln Sixteenth President of the United States. Project Gutenberg, 2013.

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