TY  - BOOK
ED  - UN. Economic Commission for Europe
TI  - Economic survey of Europe in 1977: labour supply and migration in Europe ; demographic dimensions 1950-1975 and prospects
U1  - 330.94 
PY  - 1979///
CY  - New York
PB  - UN
KW  - Economic history
KW  - Economic survey
ER  -