TY  - BOOK
ED  - United Nations
TI  - Population bulletin of the United Nations no.12-1979
AV  - PAM QTO HB195.C37 
PY  - 1980///
CY  - New York
PB  - United Nations
KW  - Migration
KW  - Internal
KW  - Age distribution
KW  - Demography
ER  -