BARNETT, R. A Precalculus English Raymond A. Barnett, Michael R. Ziegler and Karl E. Byleen - 6th ed - New York McGraw- Hill 2008 - xxiv, 1044p ill, photos 25 cm ISBN: 978-0-07-111319-9 Subjects--Topical Terms: Dewey Class. No.: 511 BAR