Hopkins, Charles D., <br/><br/>
Understanding educational research :  An inquiry approach / 
Charles d. hopkins 
 - 527 páginas 
<br/><br/><label>ISBN: </label>0675081629 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educación--Investigación
<br/><br/><label>LC Class. No.: </label>LB1028  / H65