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

Undergraduate Texts in Mathematics Ser.: Understanding Analysis by Stephen...

Undergraduate Texts in Mathematics Ser.: Methods of Mathematical Economics :...

The Four Pillars of Geometry (Undergraduate Texts in Mathematics)

The Four Pillars of Geometry [Undergraduate Texts in Mathematics]

Undergraduate Texts in Mathematics Ser.: Mathematics of Finance : An...

Undergraduate Texts in Mathematics Ser.: Proofs and Fundamentals : A First...

Undergraduate Texts in Mathematics Ser.: Geometry : Euclid and Beyond by...