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A Treatise on Spherical Trigonometry
William J. M'ClellandThomas Preston
其他書名
With Applications to Spherical Geometry and Numerous Examples
出版Macmillan, 1886
URLhttp://books.google.com.hk/books?id=r4sLAAAAYAAJ&hl=&source=gbs_api
EBookFULL_PUBLIC_DOMAIN