Various; Chamberlin, T. C. The Journal of Geology, May-June 1893 A Semi-Quarterly Magazone of Geology and Related Sciences.
Chicago Style (17. basım) AtıfVarious; Chamberlin, Thomas C. The Journal of Geology, May-June 1893 A Semi-Quarterly Magazone of Geology and Related Sciences.
MLA (9th ed.) AtıfVarious; Chamberlin, Thomas C. The Journal of Geology, May-June 1893 A Semi-Quarterly Magazone of Geology and Related Sciences.
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