APA استشهاد

Richard Kigel. (2017). Becoming Abraham Lincoln: The Coming of Age of Our Greatest President. Skyhorse Publishing.

استشهاد بنمط شيكاغو

Richard Kigel. Becoming Abraham Lincoln: The Coming of Age of Our Greatest President. New York: Skyhorse Publishing, 2017.

MLA استشهاد

Richard Kigel. Becoming Abraham Lincoln: The Coming of Age of Our Greatest President. Skyhorse Publishing, 2017.