Larson, Ron Trigonometría Ron Larson - 8 - México Cengage Learning 2012 - x1v, 522 p., il. / 27 cm. ISBN: 978-607-481-734-8 Subjects--Topical Terms: 1. TRIGONOMETRIA LC Class. No.: QA531 / L3818 2012 Dewey Class. No.: 516.24 / L134t 2012