Ramirez, Rosario A. Essential calculus, with applications / Rosario A. Ramirez, Margaret A. Lial, Charles D. Miller. - San Juan, MM : Academe Pub. House, c1981. - xiv, 379 p. : ill. Includes appendix, glossary and index. ISBN: 9716840462 Subjects--Topical Terms: Calculus.