Wiersma, William <br/><br/>
Research methods in education  an introduction 

 - Boston  Allyn and Bacon  1986 
 - xiv,466 
<br/><br/><label>ISBN: </label>0-205-08747-7 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Wiersma, William <br/> Research methodes in educational : an introduction