Barnett, Raymond A. Algebra y trigonometría / Raymond A. Barnett - 2 esp. / 3a. ed. ingles - México : McGraw Hill - xv, 682 p. / 24 cm. Apendice: 68 p. ISBN: 968-451-919-2 Subjects--Topical Terms: 1. ALGEBRA 2. TRIGONOMETRIA LC Class. No.: QA154.2 B3718 Dewey Class. No.: 512.13 B133a