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Perspectives in Geology

Illinois. Department of Energy and Natural Resources. Illinois State Geological Survey Division

其他書名	Invited Papers Presented at a Symposium in Observance of the 75th Anniversary of the Illinois State Geological Survey
出版	1982
URL	http://books.google.com.hk/books?id=IXwSswEACAAJ&hl=&source=gbs_api