TY  - BOOK
AU  - La Fontaine,J.S.
TI  - Sex and age as principles of social differentiation
SN  - 0124330509 :
U1  - 301.41 
PY  - 1978///
CY  - London, New York
PB  - Academic Press
KW  - Sex role
KW  - Age groups
KW  - Social groups
KW  - Differentiation (Sociology)
N1  - Includes bibliographies and index
ER  -