Creswell, John W. <br/><br/>
Research design :  qualitative and mixed methods approches / 
By John W. Creswell. 
 - 1st Ed. 
 - LONDON :  SAGE,  2015. 
 - 260p. ;  00 cm. 
<br/><br/><label>ISBN: </label>9788132107484 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIAL SCIENCE.
<br/><br/><label>Dewey Class. No.: </label>300.92  / CRE