William Wiersma <br/><br/>
Research methods in education/ 
by William Wiersma. 
 - Boston  Allyn,  1986. 
 - 466p. 
 - .
<br/><br/><label>Subjects--Personal Names: </label><br/> 
<br/><br/><label>Subjects--Topical Terms: </label><br/> 
<br/><br/><label>Dewey Class. No.: </label> /