Venugopal, C <br/><br/>
Potentialities of puzzle problems ... / 
by Venugopal C 
 -  M.Ed.Thesis,  1989. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education
<br/><br/><label>Dewey Class. No.: </label>370  / VEN.P