Friedrichs Jurgen <br/><br/>
Participant observation    Theory and practice.    

 - Westmead  Saxon House           1975 
 - xii,257p  cm. 
<br/><br/> Bibliography P 239-252 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>Yb4, L4