Cohen, Louis, <br/><br/>
Research methods in education / 

 - 7th ed. 
 - London ;  New York :  Routledge,  2011. 
 - xxii, 758 p. :  25 cm. 
<br/><br/><label>ISBN: </label>978041558336 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education--Research--Great Britain.
<br/><br/><label>Dewey Class. No.: </label>370.72  / COH