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Changing Geographic Perspectives : Proceedings of the Centennial Symposium
出版National Geographic Society, 1988
主題Science / Earth Sciences / GeographyTravel / GeneralTravel / Reference
ISBN08704476379780870447631
URLhttp://books.google.com.hk/books?id=pUNXAAAAMAAJ&hl=&source=gbs_api
註釋This symposium addresses relevant and significant topics related to the advance of science, technology, and exploration over the past century, and concerns for the future.