Silverman, David <br/><br/>
Qualitative research: theory, method, and practice 

 - 4th ed. 
 - Los Angeles  Sage Publications  2016 
 - viii, 457p. 
<br/><br/><label>ISBN: </label> RS 3039.05 
<br/><br/><label>Dewey Class. No.: </label>001.42 SIL