Coburn, John W. Precalculus/ John W. Coburn - Boston : McGraw-Hill Higher Education, c2007. - xxxi, (various paging) : illustration; 26 cm. Includes index. ISBN: 13: 978-0-07-290469-7. Subjects--Topical Terms: 1. Calculus. Dewey Class. No.: Circ. 515 C658p 2007