Koul, Lokesh <br/><br/>
Methodology of educational research 
Lokesh Koul 
 - 2nd ed. 
 - New Delhi  Vikas publishing house  1984 
 - xi, 506p. 
<br/><br/><label>ISBN: </label>706942655  65.00 
<br/><br/><label>Dewey Class. No.: </label>370.78 K849M- 2