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

 - 3rd ed. 
 - New York:  Routledge,  1980 
 - xxii, 413p.;  21cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research<br/>Education
<br/><br/><label>Dewey Class. No.: </label>370.78  / COH