Sobel, Max A. <br/><br/>Algebra and trigonometry Max A. Sobel and Norbert Lerner  -- 5th ed.  -- Singapore  Pearson Education Asia  2001 <br/>xii, 776p.  25cm. <br/><br/> Includes index. <br/><br/><label>ISBN: </label>9814024600 <br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra<br/>Trigonometry<br/><br/><label>Dewey Class. No.: </label>GC 512.13 So121 2001