Pernet, Roy <br/><br/>
Effective use of time 

 - Hyderabad  University  press  1989 
 - 48  Pb 
<br/><br/><label>ISBN: </label>81-7371-063-5 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>658.5421