Levitan Michael college algebra and trigonometry by Michael Levitan. - 6th - New york : BVT Publication, 2011. - xvii, 743p. . : ill., 23cm. includes bibliographical reference and index. ISBN: 9781602298804 Subjects--Topical Terms: TrigonometyMathematics. LC Class. No.: QA 154.2 / LEV 2011