Tohutoro APA (7th ed.)
Graves, W. National Geographic: Vol. 183, no. 1, January 1993. National Geographic Society.
Tohutoru Kātū Chicago (17th ed.)
Graves, William. National Geographic: Vol. 183, No. 1, January 1993. Washington, EUA: National Geographic Society.
Tohutoro MLA (9th ed.)
Graves, William. National Geographic: Vol. 183, No. 1, January 1993. National Geographic Society.
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