Gardiner, A. <br/><br/>
Mathematical puzzling / 
A. Gardiner 
 - Oxford :  Oxford University Press,  1987 
 - 157 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0199142580 
<br/><br/><label>LCCN: </label>88-206238 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical recreations