Goertz, G <br/><br/>
Multimethod research, casual mechanisms and case studies: An integrated approach 
Gary Goertz 
 - Cambridge  The MIT Press  2017 
 - xii, 298p. 
<br/><br/><label>ISBN: </label>9780691174112 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Case Studies<br/>Social sciences-Research-Methodology