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

 - Beverly hills  Sage publications, inc.  1984 
 - 160 p.; 22cm. 
 - Applied social research methods series .
<br/><br/><label>ISBN: </label>803920571 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Case method<br/>Social science methodology<br/>Social science research<br/>Social sciences - research<br/>Social survey