APA (7th ed.) Citation

Putnam, G. H., Brainerd, C., Nott, C. C., & Lincoln, A. (2004). Abraham Lincoln The People's Leader in the Struggle for National Existence. Project Gutenberg.

Chicago Style (17th ed.) Citation

Putnam, George Haven, Cephas Brainerd, Charles C. Nott, and Abraham Lincoln. Abraham Lincoln The People's Leader in the Struggle for National Existence. Project Gutenberg, 2004.

MLA (9th ed.) Citation

Putnam, George Haven, et al. Abraham Lincoln The People's Leader in the Struggle for National Existence. Project Gutenberg, 2004.

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