Gulley, Halbert E <br/><br/>
Discussion, conference, and group process 

 - 2nd ed. 
 - New Delhi  Amerind  1972 
 - x,374 p. 
<br/><br/><label>ISBN: </label> RS12.25 
<br/><br/><label>Dewey Class. No.: </label>301.1 G952D