John w. Creswell <br/><br/>
Educational Research 

 - Hoboken, New Jersey, United States  Prentice Hall PTR  2005 
 - 623 Pages  25 cm 
<br/><br/><label>ISBN: </label>0131293451 
<br/><br/><label>Dewey Class. No.: </label>370.72 JON 2005