Ary Donald. Jacobs Lucy Cheser. Sorensen Chris. <br/><br/>
Introduction to research in education 

 - 8th ed. 
 - California  Wadsworth Cengage Learning  2010 
 - 669 p. 
<br/><br/><label>ISBN: </label>0495832529 
<br/><br/><label>Subjects--Topical Terms: </label><br/>”EDUCATION -- RESEARCH”
<br/><br/><label>LC Class. No.: </label>LB1028  / A726I 2010