Gardiner, A <br/><br/>
Discovering mathematics : the art of investigation 
A. Gardiner 
 - Dover ed 
 - Mineola, NY  Dover Publications  2007 
 - xiv, 206 p. : ill. ; 22 cm 
<br/><br/> Originally published: Oxford : Clarendon Press ; New York : Oxford University Press, c1987. Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9780486452999 
<br/><br/><label>ISSN: </label>2006050216 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510 GAR