Kephart, William M. <br/><br/>
Extraordinary Groups: The Sociology of Unconventional Life-Style 
By William M. Kephart 
 -  St. Martin’s Press  1976 
 - vii, 311 pages, 23 cm. 
<br/><br/> includes bibliographic references and index 
<br/><br/><label>Dewey Class. No.: </label>305.8/K44