Cita APA (7a ed.)

National Geographic Society (U.S.). (1967). America's Historylands: The Companion Volume to America's Wonderlands (2a. ed.).

Cita Chicago Style (17a ed.)

National Geographic Society (U.S.). America's Historylands: The Companion Volume to America's Wonderlands. 2a. ed. Washington, 1967.

Cita MLA (9a ed.)

National Geographic Society (U.S.). America's Historylands: The Companion Volume to America's Wonderlands. 2a. ed. 1967.