Yin, Robert K <br/><br/>
Case study research : design and methods  

 - London    SAGE  2009 
<br/><br/><label>ISBN: </label>978 1 412 96099 1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIAL SCIENCES RESEARCH METHODOLOGY
<br/><br/><label>Dewey Class. No.: </label>300 722 YIN