Hornsby, John, 1949- A graphical approach to precalculus with limits : a unit circle approach / 5th ed. John Hornsby, Margaret L. Lial, Gary K. Rockswold. - 5th ed. - Boston : Addison Wesley, c2014. - xx, 922, [75] p. : col. ill. ; 29 cm. ISBN: 9780321644732 0321644735 (student ed.) 0321655044 (annotated instructor's ed.) LCCN: 2009030523 Subjects--Topical Terms: Functions--Textbooks. LC Class. No.: QA331.3 / .H67 2011 Dewey Class. No.: 512.1 / H.J.G