Chaturvedi, B K <br/><br/>
Mathematical puzzles and brain twisters 

 - New Delhi  Diamond Pocket Bks.  2004 
 - 158 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematical,puzzles,brain,twisters
<br/><br/><label>Dewey Class. No.: </label>793.73  CHA;1  R