Cohen,L <br/><br/>
Research Methods in Education  
/ by Louis Cohen 
 - 8th Ed. 
 - NewYork:  Routledge,  2018. 
 - xxvii,916p. 
<br/><br/><label>ISBN: </label>9780367086398 
<br/><br/><label>Dewey Class. No.: </label>370.72  / COH/R