How to solve math puzzles 
How to solve math puzzles 
 -  184 p. ; 22 cm. ; pbk. 
 - New Delhi  Lotus Press  2017 
<br/><br/><label>ISBN: </label>9788183823197 
<br/><br/><label>Dewey Class. No.: </label>793.73 ANU  / 22.793.73 ANU