Lathrop, Thomas G.
Geometry : a contemporary approach
Wadsworth, 1967
 Buku Teks SO
Smart, James R.
Introductory geometry : an informal approach
Brooks/Cole Publishing, 1969
 Buku Teks SO
Stubblefield, Beauregard
An intuitive approach to elementary geometry
California Brooks, 1969
 Buku Teks SO
Millman, Richard S.
Geometry : a metric approach with models
Springer-Verlag, 1981
 Buku Teks SO
Lathrop, Thomas G.
Geometry : a contemporary approach
Wadsworth, 1965
 Buku Teks SO