Tohutoro APA (7th ed.)
(1965). Geology of the Great Smoky Mountains, Tennessee and North Carolina. United States Government printing office.
Tohutoru Kātū Chicago (17th ed.)
Geology of the Great Smoky Mountains, Tennessee and North Carolina. Washington: United States Government printing office, 1965.
Tohutoro MLA (9th ed.)
Geology of the Great Smoky Mountains, Tennessee and North Carolina. United States Government printing office, 1965.
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