Witzel, Andreas <br/><br/>
The problem-centred interview :  principles and practice / 
Andreas Witzel & Herwig Reiter 
 - London :  SAGE,  2012 
 - viii, 206 p. :  ill. ;  25 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781849200998 1849200998 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Qualitative research<br/>Interviewing