Patton, Michael Quinn <br/><br/>
Qualitative research and evaluation methods: integrating theory and practice 

 - 4th ed. 
 - Los Angeles  Sage  2015 
 - xxi, 806 p. 
<br/><br/><label>ISBN: </label>9781412972123 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences-methodology
<br/><br/><label>Dewey Class. No.: </label>1.42  / PAT