Affine maps, euclidean motions and quadrics por Reventós i Tarrida, Agustí

Available for UP System via Springer Link.

The fifth postulate how unraveling a two-thousand-year-old mystery unraveled the universe por Bardi, Jason Socrates

Painless math geometry por Benes, Salita C.

Foundations of plane geometry. por Blau, Harvey I.

Barron's geometry the easy way por Leff, Lawrence S.

Euclidean and non-Euclidean geometry an analytic approach por Ryan, Patrick J.

A new approach to plane geometry por Van Denover, Alice

Congruence in algebra and geometry a study on their meanings por Blankas, Angelita Buted 1949-

Geometry in a modern setting. por Choquet, Gustave

Plane coordinate geometry por School Mathematics Study Group