Cohen, Louis. <br/><br/>
Reasearch methods in education / 
By Louis Cohen, Lawrence Manion and Keith Morrison. 
 - 7th ed. 
 - London :  Routledge,  2010. 
 - 758p. ;  00 cm. 
<br/><br/><label>ISBN: </label>9780415583367 
<br/><br/><label>Subjects--Topical Terms: </label><br/>EDUCATION.<br/>REASEARCH METHODS, EDUCATION.
<br/><br/><label>Dewey Class. No.: </label>370.72  / COH