Tohutoro APA (7th ed.)
Trevelyan, G. M., & Geikie, R. (1930). A Memoir of Roderick Geikie.
Tohutoru Kātū Chicago (17th ed.)
Trevelyan, George Macaulay, me Roderick Geikie. A Memoir of Roderick Geikie. 1930.
Tohutoro MLA (9th ed.)
Trevelyan, George Macaulay, me Roderick Geikie. A Memoir of Roderick Geikie. 1930.
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