APA (7th ed.) Citation

Lincoln, A. (2008). The Gettysburg Address. Project Gutenberg.

Chicago Style (17th ed.) Citation

Lincoln, Abraham. The Gettysburg Address. Project Gutenberg, 2008.

MLA (9th ed.) Citation

Lincoln, Abraham. The Gettysburg Address. Project Gutenberg, 2008.

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