Calvert, Peter. <br/><br/>
The concept of class :  an historical introduction / 
Peter Calvert. 
 - London :  Hutchinson,  1982. 
 - 254 p. ;  23 cm. 
 - Hutchinson university library .
<br/><br/> Includes index.  First published: 1982. 
<br/><br/>Bibliography: p. [217]-229. 
<br/><br/><label>ISBN: </label>0091466717  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Social classes--History
<br/><br/><label>LC Class. No.: </label>HT609