Larson, Ron, 1941-. Trigonometry : a graphing approach / Ron Larson, Robert P. Hostetler and Bruce H. Edwards ; with the assistance of David C. Falvo. - 4th ed. - Boston : Houghton Mifflin, c2005. - 1 v. (various pagings) : ill. (some col.) ; 26 cm. Includes indexes. ISBN: 01618394583 : US$60.00 LCCN: 00133804 Subjects--Topical Terms: Trigonometry. LC Class. No.: QA531 / .L375 2001 Dewey Class. No.: 516.24