TY  - BOOK
AU  - Calvert, Peter.
TI  - The concept of class: an historical introduction 
SN  - 0091466717 
AV  - HT609 
PY  - 1982///
CY  - London
PB  - Hutchinson
KW  - Social classes
KW  - History
N1  - Includes index; First published: 1982; Bibliography: p. [217]-229
ER  -