APA-viite (7. p.)
Grosvenor, M. B. National Geographic: Vol. 129, no. 3, March 1966. National Geographic Society.
Chicago-viite (17. p.)
Grosvenor, Melville Bell. National Geographic: Vol. 129, No. 3, March 1966. Washington, EUA: National Geographic Society.
MLA-viite (9. p.)
Grosvenor, Melville Bell. National Geographic: Vol. 129, No. 3, March 1966. National Geographic Society.
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