Creswell, John W. <br/><br/>
Research design : qualitative, quantitative, and mixed methods approaches / 
John W. Creswell 
 - 4th ed. 
 -  Sage Publications  2014 
<br/><br/>24117 
<br/><br/><label>ISBN: </label>9781452226095 (hbk) / 9781452274614 (pbk) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences - Research - Methodology<br/>Social sciences - Statistical methods
<br/><br/><label>LC Class. No.: </label>H  / 62