TY  - BOOK
AU  - United Nations Educational , scientific and culturalOrganization.
TI  - Indicators  of social and economic change and their applications : devision for socio-economic analysis sector of social sciences and their applications
SN  - 9231014935
U1  - 301.24 
PY  - 1977///
CY  - Paris
PB  - Unesco
ER  -