Sethi, M.R. <br/><br/>
250 challenging puzzles 

 - New Delhi:  Goodwill Pub.  1997, 
 - 178p.  ill.:  20cm 
<br/><br/><label>ISBN: </label>81-7245-090-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ability--Testing<br/>Intelligence
<br/><br/><label>Dewey Class. No.: </label>153.9  / SET