Birkhoff, Garrett . Modern applied algebra / Garrett Birkhoff and Thomas C. Bartee. - New Delhi : C B S Publishers and Distributors , 1987 (rep.1999). - xii,431p. : ill.,figs.,tables ; 22cm . Includes bibliographical references and index ISBN: NULL (Pb) Subjects--Index Terms: ALGEBRA Dewey Class. No.: 512 / BIR/M