Charles, Randall I <br/><br/>
Focus on algebra / 
Randall I. Charles ... [et al.]. 
 - Menlo Park, CA :  Addison-Wesley,  c1996. 
 - vii, 812 p. : ill. 
 - Addison-Wesley secondary math : an integrated approach .
<br/><br/> Includes glossary and index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--Study and teaching (Secondary)