Number Theory : An Introduction to Proof by Charles Vanden Eynden (Hardcover)

A Course in Algebraic Number Theory

Solved and Unsolved Problems in Number Theory, Daniel Shanks

Discovering Number Theory by John Edward Maxfield and Margaret Waugh Maxfield...

ELEMENTS OF NUMBER THEORY By Byrkit Pettofrezzo - Hardcover 1970 Vintage

NUMBER THEORY AND ITS HISTORY By Oystein Ore MCGRAW-HILL 1948

Number Theory: An Introduction to Algebra