Cohn, P. M. Algebra/ P.M. Cohn. - 2nd ed., repr. with corrections. - Chichester: New York: J. Wiley, c1989-. - 2 v.: ill.; 23 cm. Includes bibliographies and index. ISBN: 0471101699 (pbk.: v.1) 0471922358 (pbk.: v.2) Subjects--Topical Terms: Algebra. Dewey Class. No.: 512 / C678a