Billstein, Rick. <br/><br/>
A problem solving approach to mathematics for elementary school teachers / 
 Mathematics for elementary school teachers 
Rick Billstein, Shlomo Libeskind, Johnny W. Lott. 
 - 8th ed. 
 - Boston :  Addison-Wesley ;  c2004. 
 - xix, 885 p. :  ill. (some col) ;  26 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0321156803 
<br/><br/><label>LCCN: </label>2002034364 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Elementary)<br/>Problem solving--Study and teaching (Elementary)
<br/><br/><label>LC Class. No.: </label>QA135.6  / .B55 2004 
<br/><br/><label>Dewey Class. No.: </label>372.7