Johnston, Bernard L. Numbers and symmetry : an introduction to algebra / Bernard L. Johnston, Fred Richman - Boca Raton : CRC Press, 2020 - 260 p. : ill. ; 24 cm. - Library Edition: Mathematics . - Library Edition: Mathematics . Includes bibliographical references and index ISBN: 9780367851897 £2300.00 (set) Subjects--Topical Terms: Algebra Dewey Class. No.: 512.02 / J 641