Flick Uwe <br/><br/>
Introduction to qualitative research 

 - 5 
 - New Delhi, India  Sage Publications India Pvt. Ltd.  2014 
 - xxvii, 587p. 
<br/><br/><label>ISBN: </label>978-93-860-6274-1 
<br/><br/><label>Source: </label>TextBook