Beachy, John A Abstract algebra / John A. Beachy, William D. Blair - Fourth edition - Long Grove, Illinois : Waveland Press, Inc., 2019. - xxii, 541 pages ; 25 cm. Includes index. ISBN: 9781478638698 Subjects--Topical Terms: Algebra, Abstract. LC Class. No.: QA 266 B43 2019 CIRC