Creswell, John W. <br/><br/>
Designing and conducting mixed methods research / 
John W. Creswell,Vicki L. Plano Clark. 
 - Second Edition. 
 - xxvi, 457 pages :  illustration ;  24 cm. 
<br/><br/>
<br/><br/><label>ISBN: </label>9781412975179 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Research--Evaluation<br/>Social sciences--Research--Methodology
<br/><br/><label>LC Class. No.: </label>H62  / .C6962 2011