Tohutoro APA (7th ed.)
Dugan, J., & Grosvenor, G. M. World Beneath the Sea. National Geographic Society, Special Publications Division.
Tohutoru Kātū Chicago (17th ed.)
Dugan, James, me Gilbert M. Grosvenor. World Beneath the Sea. Washington, EUA: National Geographic Society, Special Publications Division.
Tohutoro MLA (9th ed.)
Dugan, James, me Gilbert M. Grosvenor. World Beneath the Sea. National Geographic Society, Special Publications Division.
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