TY - BOOK AU - Hornsby,John AU - Lial,Margaret L. TI - A graphical approach to college algebra & trigonometry SN - 0673991296 AV - QA152.2 HOR PY - 1996/// CY - New York PB - HarperCollins KW - Algebra KW - Trigonometry N1 - Includes bibliographic references and index ER -