Cooper, Charles R, ed Enos, Richard Leo, ed Green Baum, Sidney, ed <br/><br/>
Oral and written communication  historical approaches 

 - Newbury park  Sage publications India pvt ltd  1990 
 - 264 p.; 22cm. 
 - Written communication annual oninstitutional survey of research theory .
<br/><br/><label>ISBN: </label>803931077 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication - methodology<br/>Oral and written communication<br/>Oral communication<br/>Written communication