Johnson, Burke. , <br/><br/>
Educational research :  quantitative, qualitative and mixed approaches / 
Burke Johnson, Larry B. Christensen. 
 - 3rd ed. 
 - xxiv, 639 pages :  illustrations (some color) ;  26 cm. 
<br/><br/><label>ISBN: </label>9781412954563 1412954568 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Education --Research.
<br/><br/><label>LC Class. No.: </label>LB1028   / .J63 2008