Davidson,Henry <br/><br/>
Barriers to effective communication at the frontiers of culture 
Henry Davidson 
 - London  H.H.Greaves  1965 
 - 28p.  19cm.- 
 - Guild lecture no.132 .
<br/><br/><label>Subjects--Index Terms: </label>Social change Sociology Anthropology 
<br/><br/><label>Dewey Class. No.: </label>301  / DAV