(1901). Vol. 28, № 1-6; American Geologist. 1901.
Chicago Style (17th ed.) CitationVol. 28, № 1-6; American Geologist. 1901, 1901.
MLA (9th ed.) CitationVol. 28, № 1-6; American Geologist. 1901, 1901.
Warning: These citations may not always be 100% accurate.