Creswell, John W. <br/><br/>
Research design :  qualitative, quantitative & mixed methods approaches / 

 - Thousand Oaks, Calif. :  Sage Publications,  c2018. 
 - xxv, 275 pages :  Illustrations ; 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9781506386768 
<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  / CRE