Johnson, R. Burke <br/><br/>
Educational research :   Quantitative, qualitative and mixed approaches /  
R. Burke Johnson, Larry Christensen. 
 - 5th ed.  
 - Los Angeles :   Sage,   c2014. 
 - xxviii, 712 p. :   ill. ;  27 cm.  
<br/><br/> Includes bibliographical references, glossary and index 
<br/><br/><label>ISBN: </label>9781452244402 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education- Research
<br/><br/><label>Dewey Class. No.: </label>370.72  / JOH