Hartley, Peter,  1925- <br/><br/>
Group communication / 
Peter Hartley. 
 - London :  Routledge,  1997. 
 - xiv, 226 p. ;  23 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0415111595  RM289.28 
<br/><br/><label>LCCN: </label>96-034698 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Communication in small groups.