Billstein, Rick <br/><br/>
A problem solving approach to mathematics for elementary school teachers/ 
Rick Billstein, Shlomo Libeskind, Johnny W. Lott. 
 - 2nd ed. 
 - Menlo Park, Calif.:  Benjamin/Cummings,  c1984. 
 - xvi, 723 p.:  ill. (some col.);  24 cm. 
<br/><br/>Includes bibliographies and index. 
<br/><br/><label>ISBN: </label>0805308563 
<br/><br/><label>LCCN: </label>83015785 //r89 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics---Study and teaching (Elementary)<br/>Mathematics.<br/>Problem solving-
<br/><br/><label>Dewey Class. No.: </label>510.7