Algebra and trigonometry /
Zill, Dennis G., 1940-
Algebra and trigonometry / Dennis G. Zill, Jacqueline M. Dewar. - 2nd ed. - New York : McGraw-Hill, c1990. - 678p.:, [78] p.: ill. (some col.) ; 24cm. - The Zill and Dewar precalculus series .
Algebra and trigonometry / Dennis G. Zill, Jacqueline M. Dewar. - 2nd ed. - New York : McGraw-Hill, c1990. - 678p.:, [78] p.: ill. (some col.) ; 24cm. - The Zill and Dewar precalculus series .