Elementary algebra :
Barnett, Raymond A.
Elementary algebra : structure and use / Raymond A. Barnett, Thomas J. Kearns. - Fifth - New York : McGraw-Hill Pub. Co., c1990. - 466 pages ill. (some col.) ; 25 cm.
Elementary algebra : structure and use / Raymond A. Barnett, Thomas J. Kearns. - Fifth - New York : McGraw-Hill Pub. Co., c1990. - 466 pages ill. (some col.) ; 25 cm.