Murdock, Jerald. <br/><br/>
Discovering advanced algebra :   an investigative approach / 
Jerald Murdock, Ellen Kamischke, Eric Kamischke.  
 - Emeryville, CA :  Key Curriculum Press,  2004. 
 - xiv, 874 pages:    illustrations (some color.) ;  28 cm. 
<br/><br/> "Discovering mathematics."  Includes index. 
<br/><br/><label>ISBN: </label>1559536063 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--Study and teaching (Secondary)
<br/><br/><label>LC Class. No.: </label>QA 154.3  / .M87 2004