TY  - BOOK
AU  - Andersson,Ake E
AU  - Holmberg,Ingvar
TI  - Demographic, economic and social interaction
SN  - 0884120456
U1  - 301.32 
PY  - 1977///
CY  - Cambridge
PB  - Ballinger
KW  - Demography, Mathematical models, Addresses, Essays, Lectures
KW  - Emigration and Immigration, Mathematical models, Addresses, Essays, Lectures
KW  - Social science research, Addresses, Essays, Lectures
ER  -