APA (7e ed.) Bronvermelding

National Geographic Society (Spojené státy americké). National Geographic Maps & Carroll, A. (2003). 100 years of flight. National Geographic Society.

Chicago (17e ed.) Bronvermelding

National Geographic Society (Spojené státy americké). National Geographic Maps en Allen Carroll. 100 Years of Flight. Washington: National Geographic Society, 2003.

MLA (9e ed.) Bronvermelding

National Geographic Society (Spojené státy americké). National Geographic Maps en Allen Carroll. 100 Years of Flight. National Geographic Society, 2003.