Louis Cohen  Keith Morrison Lawrence Manion <br/><br/>
Research methods in Education/ 
by Louis Cohen, Keith Morrison and Lawrence Manion 
 - 5th ed. 
 - London:  Routledge,  2000. 
 - 446p. 
<br/><br/><label>ISBN: </label>9780415195416 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Educational Research<br/>Education<br/>Social Sciences
<br/><br/><label>Dewey Class. No.: </label>370.72  / LOU/R