Wiersma,William  

 - _Research methods in education an introduction.-7th ed. William Wiersma  
 - Boston Allyn and Bacon 2000  
<br/><br/> includes index.  
<br/><br/><label>ISBN: </label>205284922 
<br/><br/><label>Subjects--Topical Terms: </label><br/>_Education 
<br/><br/><label>LC Class. No.: </label>LB1028 .W517 2000