The Foundations of Geometry and the Non-Euclidean Plane by Martin Paperback

Geometry Revisited

Holt Rinehart Introduction to Non-Euclidean Geometry Wolfe 1945 Hardcover Math

Riemannian Geometry 2nd Edition By Sylvestre Gallot Paperback

Euclidean and Non-Euclidean Geometries by Marvin Greenberg 1974 Hardcover Book

Non-Euclidean Geometry

Eugene F. Krause TAXICAB GEOMETRY An Adventure in Non-Euclidean Geometry

Foundations of Euclidean and Non-Euclidean Geometry, Ellery B. Golos, 1968