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Classification and Determination of Soil Types

Evgenii︠a︡ Nikolaevna Ivanova

出版	Israel Program for Scientific Translations; [available from the U.S. Department of Commerce, Clearinghouse for Federal Scientific and Technical Information, Springfield, Va.], 1970
URL	http://books.google.com.hk/books?id=dxuGMwa2JhsC&hl=&source=gbs_api