Analysis of groups / 
Graham S. Gibbard, John J. Hartman, Richard D. Mann 
 - San Francisco :  Jossey-Bass,  1988 
 - 444 p. ;  24 cm. 
<br/><br/><label>ISBN: </label>0875892051 
<br/><br/><label>LCCN: </label>73-10941 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Small groups<br/>Social interaction<br/>Interpersonal relations