College algebra / by Dennis Zill, Jacqueline Dewar. Zill, Dennis G., 1940- Dewar, Jacqueline M. Algebra Textbooks. QA154.3 .Z554 2012 512.9 22 ZIC Includes index. Sudbury, Mass. : Jones & Bartlett Learning, c2012. c2012. 2012 Text xvii, 499, [39] p. : eng