Cita APA

National Geographic Society. Cartographic Division, Garrett, W. E., & Garver, J. B. (1984). A traveler's map of Spain and Portugal. Washington: The Division.

Citación estilo Chicago

National Geographic Society. Cartographic Division, Wilberg E. Garrett, y John B. Garver. A Traveler's Map of Spain and Portugal. Washington: The Division, 1984.

Cita MLA

National Geographic Society. Cartographic Division, Wilberg E. Garrett, y John B. Garver. A Traveler's Map of Spain and Portugal. Washington: The Division, 1984.