Engel, Arthur. <br/><br/>
Problem-solving strategies / 
Arthur Engel. 
 - New York :  Springer,  c1998. 
 - x, 403 p. :  ill. ;  24 cm. 
 - Problem books in mathematics .
<br/><br/><label>ISBN: </label>9780387982199 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Problem solving.
<br/><br/><label>Dewey Class. No.: </label>510.76 ENG