Case Study Research and Applications  Design and Methods /  [electronic resource] : 
Robert K. Yin. 
 - 6th Edition. 
 - United Kingdom :  Sage Publications, Inc,  c2018. 
 - 1 online resource. 
<br/><br/><label>ISBN: </label>978-1-506-33616-9 
<br/><br/><label>LCCN: </label>2017040835