Bausum, A. (2013). Our country's Presidents: All you need to know about the presidents, from George Washington to Barack Obama (4th trade ed.). National Geographic.
Style de citation Chicago (17e éd.)Bausum, Ann. Our Country's Presidents: All You Need to Know About the Presidents, from George Washington to Barack Obama. 4th trade ed. Washington, D.C.: National Geographic, 2013.
Style de citation MLA (8e éd.)Bausum, Ann. Our Country's Presidents: All You Need to Know About the Presidents, from George Washington to Barack Obama. 4th trade ed. National Geographic, 2013.
Attention : ces citations peuvent ne pas être correctes à 100%.