TY  - BOOK
AU  - Zimmermann Klaus F Ed.
TI  - Economic theory of optimal population
T2  - Microeconomic studies
U1  - X0gY:5, M9 
PY  - 1989///
CY  - Berlin
PB  - Springer-Verlag          
KW  - Economics IRT Sociology
N1  - Bibliography chapterwise
ER  -