Frey,Lawrence R. <br/><br/>
Investigating communication an introduction to research methods / 
Frey,Lawrence R. 
 - Englewood:  Prentice Hall,  1991. 
 - xiv,401p;26cm 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>ISBN: </label>0135034264 
<br/><br/><label>Dewey Class. No.: </label>302.2072 FRE