Larson, James A.
Interactive software: tools for building interactive user interfaces
Prentice-Hall, 1992
 Buku Teks SO
Travers, Kenneth J.
Geometry
Laidlaw Brothers, 1987
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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