Travers, Kenneth J.
Geometry
Laidlaw Brothers, 1987
 Buku Teks SO
Jurgensen, Ray C.
Geometry
Houghton-Miffiln, 1983
 Buku Teks SO
Brumfiel, Charles Francis, 1914-
Geometry
Addison-Wesley, 1962
 Buku Teks SO
Kohn, Edward
Geometry
Neb Cliffs Notes, 1994
 Buku Teks SO
Melzak, Z.A.
Invitation to geometry
John Wiley & Sons, 1983
 Buku Teks SO