Rao, Digumarti Bhaskara <br/><br/>
Encyclopaedia of education for all; Vol-III 

 - New Delhi  APH Publishing Corporation  1996 
 - x,240  Hb 
<br/><br/><label>ISBN: </label>81-7024-762-4 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>R370.4