Rosenfeld, Azriel, 1931- An introduction to algebraic structures / Azriel Rosenfeld - San Francisco : Holden-Day, 1968 - xi, 285 p. ; 24 cm. - Holden-Day series in mathematics . - Holden-Day series in mathematics. . Includes bibliography and index Subjects--Topical Terms: Algebra, Abstract. Dewey Class. No.: 512.02 / ROI 1968