Intermediate Algebra by Richard Aufmann

Beginning Algebra - by Richard N Aufmann

Beginning Algebra by Richard N Aufmann

INTRODUCTORY ALGEBRA: AN APPLIED APPROACH By Richard N. Aufmann & Vernon C.

Intermediate Algebra: Art of Problem Solving by Richard Rusczyk

Discovering Mathematics: A Quantitative Reasoning Approach by Richard N. Aufmann

Beginning Algebra by Richard N. Aufmann