Robert M. Poole, Explorers House: National Geographic and the World it Made, 2004; reprint, Penguin Press, 2006, ISBN978-0-14-303593-0
Stephanie L. Hawkins, American Iconographic: "National Geographic," Global Culture, and the Visual Imagination, University of Virginia Press, 2010, ISBN978-0-8139-2966-8, 264 pages. A scholarly study of the magazine's rise as a cultural institution that uses the letters of its founders and its readers; argues that National Geographic encouraged readers to question Western values and identify with others.
Moseley, W.G. 2005. “Reflecting on National Geographic Magazine and Academic Geography: The September 2005 Special Issue on Africa” African Geographical Review. 24: 93–100.