Van Dalen D.B. <br/><br/>
Understanding educational research: An introduction 

 - 4th ed. 
 - New York    McGraw-Hill  1979 
 - 547p  Illustrated 
<br/><br/><label>ISBN: </label>0070668833 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Research
<br/><br/><label>LC Class. No.: </label>LB 1028   / V36 1979