Parren˜o, Elizabeth B. College algebra / - Mandaluyong City, Phils. : Books Atbp., c2011. - vii, 211 p. : ill. ; 22 cm. Includes references. ISBN: 9710412081 Subjects--Topical Terms: 1. Algebra. Dewey Class. No.: Fil. 512 P258c 2011