Bormann, Ernest G. <br/><br/>
Discussion and group methods :  theory and practice / 
Ernest G.Bormann 
 - 2nd ed. 
 - New York :  Harper & Row ,  1975 
 - xiv, 395p. ;  22 cm. 
<br/><br/>Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Economic research<br/>Research and development
<br/><br/><label>Dewey Class. No.: </label>330  / BOR