TY  - BOOK
AU  - Ferenczi,Imre
ED  - International Institute of Intellectual Co-operations
ED  - League of Nations
ED  - International Studies Conference
TI  - The synthetic optimum of population: an outline of an international demographic policy 
PY  - 1938///
CY  - Paris
PB  - International Institute of Intellectual Co - Operation
N1  - "At head of title" : International Studies Conference; Population
ER  -