John, Gerring <br/><br/>
Case study research   : principles and practices  

 - 2nd ed. 
 - New York  Cambridge University Press,  2017 
 - x,265P.  Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>978-1316-6325-05 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social sciences-Research-Methodology<br/>Case method