Larson, Roland E. Algebra and trigonometry / Roland E. Larson, Robert P. Hostetler ; with the assistance of David E. Heyd. - 1a ed. - Lexington, Massachusetts : D. C. Heath and Company, 1985. - xvi, 583 : il. ; 24 cm. Incluye apéndice e índice. ISBN: 0669056448 Subjects--Topical Terms: AlgebraTrigonometría LC Class. No.: QA154.2 / L37 1985