APA (7th ed.) Citation

(1889). Vol. 3, № 1-6; American Geologist. 1889.

Chicago Style (17th ed.) Citation

Vol. 3, № 1-6; American Geologist. 1889, 1889.

MLA (9th ed.) Citation

Vol. 3, № 1-6; American Geologist. 1889, 1889.

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