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Nomenclature of Precambrian Rocks in Colorado

Ogden Tweto

出版	U.S. Government Printing Office, 1977
URL	http://books.google.com.hk/books?id=Xc-Nn-oIHm0C&hl=&source=gbs_api
EBook	FULL_PUBLIC_DOMAIN

註釋

Appraisial of existing nomenclature and measures needed for improvement.