Hayes, John <br/><br/>
Interpersonal skills at work 
John Hayes. 
 - 2nd ed. 
 - London  Routledge.  [n. d.] 
 - xiii, 306p., 23cm. 
<br/><br/><label>ISBN: </label>0-415-22776-3. 
<br/><br/><label>Dewey Class. No.: </label>658.4036  / H45I