Emmert, Philip <br/><br/>
Methods of research in communication 

 - Boston  Houghton Mifflin  1970 
 - ix,517p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>SOCIAL SCIENCE
<br/><br/><label>Dewey Class. No.: </label>302.2072  / MET