Creswell, John W. <br/><br/>
Research design :  qualitative, quantitative, and mixed methods approaches. /  txt 
John W. Creswell. 
 - 4th ed. 
 - xxv, 273 p.   ill. ;  26 cm.  book 
<br/><br/> Includes indexes 
<br/><br/>Includes bibliographical references (p. 251-260) 
<br/><br/><label>ISBN: </label>9781452226095 (cloth) 9781452226101 (pbk.) 
<br/><br/><label>LCCN: </label>2012043521 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences--Research--Methodology.<br/>Social sciences--Statistical methods.<br/>Social sciences--Methodology
<br/><br/><label>LC Class. No.: </label>H62  / C6963 2014 
<br/><br/><label>Dewey Class. No.: </label>300.72.1