National Geographic Society (Spojené státy americké). National Geographic Maps & Carroll, A. (2003). 100 years of flight. National Geographic Society.
Chicago-čujuhus (17. p.)National Geographic Society (Spojené státy americké). National Geographic Maps juo Allen Carroll. 100 Years of Flight. Washington: National Geographic Society, 2003.
MLA-čujuhus (9. p.)National Geographic Society (Spojené státy americké). National Geographic Maps juo Allen Carroll. 100 Years of Flight. National Geographic Society, 2003.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.