Cofnodi Dyfyniadau
Dyfyniad APA
Austin G. S., Sloan R. E., & University of Minnesota. (1966). Geologic map of Minnesota.
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Dyfyniad Arddull Chicago
Austin G. S., Sloan R. E., and University of Minnesota. Geologic Map of Minnesota. 1966.
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Dyfyniad MLA
Austin G. S., et al. Geologic Map of Minnesota. 1966.
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Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.