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Laboratories, Scientific and Technical Services, Ottawa, 1972

Geological Survey of CanadaPeter Harker

出版	Department of Energy, Mines and Resources, 1972
URL	http://books.google.com.hk/books?id=pTjwAAAAMAAJ&hl=&source=gbs_api

註釋

Describes the history, formation, movements, and effects of the world's ice sheets.