Travers, Kenneth J.
Geometry
Laidlaw Brothers, 1987
Buku Teks
Jurgensen, Ray C.
Geometry
Houghton-Miffiln, 1983
Buku Teks
Brumfiel, Charles Francis, 1914-
Geometry
Addison-Wesley, 1962
Buku Teks
Melzak, Z.A.
Invitation to geometry
John Wiley & Sons, 1983
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Hill, G.A.
A geometry for beginners
Ginn, 1889
Buku Teks SO