Wiersma, William, <br/><br/>
Research methods in education :  an introduction / 
William Wiersma. 
 - 6th edition. 
 - Boston :  Allyn and Bacon,  1995. 
 - 480 pages :  illustrations ;  24 cm. 
<br/><br/><label>ISBN: </label>0205156541  RM134.68 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Research.