TY  - BOOK
AU  - Andersson,Ake E.
AU  - Holmberg,Ingvar
TI  - Demographic, economic and social interaction
SN  - 0884100456 :
U1  - 301.32 
PY  - 1977///
CY  - Cambridge, Mass.
PB  - Ballinger Pub.
KW  - Demography
KW  - Mathematical models
KW  - Emigration and immigration
KW  - Social sciences
KW  - Research
N1  - Includes index
ER  -