Continued Fractions by C. D. Olds - The MAA New Mathematical Library

Invitation to Number Theory by Oystein Ore - The MAA New Mathematical Library

Classical Mechanics: Theory and Mathematical Modeling (Birkhauser Hardback)

S.C. Coutinho - The Mathematics of Ciphers: Number Theory and RSA Cryptography

Groups and Their Graphs by Grossman & Magnus - The MAA New Mathematical Library

First Concepts of Topology by Chinn & Steenrod, The MAA New Mathematical Library

Introduction to Inequalities, Beckenbach & Bellman, MAA New Mathematical Library

PROBABILITY: A Survey of the Mathematical Theory by John Lamperti