APA (7. basım) Alıntı

National Geographic Society (United States). Cartographic Division, Grosvenor, G. M., Garrett, W. E., Garver, J. B., Jr, & Shupe, J. F. (1984). A traveler's map of Spain and Portugal [cartographic material]. The Society.

Chicago Style (17. basım) Atıf

National Geographic Society (United States). Cartographic Division, Gilbert M. Grosvenor, Wilbur E. Garrett, John B. Garver, Jr, ve John F. Shupe. A Traveler's Map of Spain and Portugal [cartographic Material]. Washington, D.C: The Society, 1984.

MLA (9th ed.) Atıf

National Geographic Society (United States). Cartographic Division, et al. A Traveler's Map of Spain and Portugal [cartographic Material]. The Society, 1984.