Napier, Rodney. <br/><br/>
Grupos  teoría y experiencia 
Rodney W. Napier, Matti K. Gershenfeld ; traducción de Roberto Helier. 
 - Mexico  Editorial Trillas  1975. 
 - 324 p.  ill. 
<br/><br/> Translation of : Groups: theory and experience. 
<br/><br/>Includes bibliographical references. 
<br/><br/><label>LCCN: </label>val00000315  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Group relations training<br/>Small groups
<br/><br/><label>Dewey Class. No.: </label>301.18/5