Dummit, David Steven. Abstract algebra / David S. Dummit, Richard M. Foote. - Englewood Cliffs, N.J. : Prentice Hall, c1991. - xiv, 658 p. : ill. ; 24 cm. Includes index. ISBN: 0130047716 Subjects--Topical Terms: Algebra, Abstract. LC Class. No.: QA162 / .D85 1991