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Google圖書搜尋
Elements of Geometry; containing the first six books of Euclid, with two books on the Geometry of solids. To which are added, elements of plain and spherical geometry. By J. Playfair
出版
1795
URL
http://books.google.com.hk/books?id=zf9eAAAAcAAJ&hl=&source=gbs_api
EBook
FULL_PUBLIC_DOMAIN