Best,John W. <br/><br/>
Research in education 

 - 7th ed. 
 - New Delhi  Prentice-Hall of India  1999 
 - xii,435p.  PB  23cm. 
<br/><br/><label>ISBN: </label>8120309669 
<br/><br/><label>Dewey Class. No.: </label>370.78  / BES