Best, John W. <br/><br/>
Research in education / 
John W. Best, James V. Kahn. 
 - 10th  ed. 
 - New Delhi :  PHI,  2009. 
 - xii, 510  p. 
<br/><br/><label>ISBN: </label>8120335639 : 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Research.