Rich  <br/><br/>
Schaum?s outline of theory and problems of elementary algebra  
/ Barnett Rich, Philip A. Schmidt. 
 - 3rd ed.. 
 - New York  McGraw-Hill  2004. 
 - xi, 368p.  ill.  28cm 
<br/><br/> Includes index p.359 - 368 
<br/><br/><label>ISBN: </label>007141083X  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--Outlines, syllabi, etc.
<br/><br/><label>Dewey Class. No.: </label>512.9 RIC 2004