VENKATESWARAN,S <br/><br/>
Principle of education 

 - 2 nd 
 - New delhi  vikas pub house pvt ltd  1997 
 - vii, 182 
<br/><br/><label>ISBN: </label>0-7069-7344-5 
<br/><br/><label>Dewey Class. No.: </label>370.1