Cohen, L. Manion, L. Morrison, K. <br/><br/>
Research Methods in Education 

 - 8th ed. 
 - New York:  Routledge,  2018. 
 - xxvii, 916p 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781138209886 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education -Research<br/>Classification
<br/><br/><label>LC Class. No.: </label>LB 1028 .C572 2018