TY  - BOOK
ED  - Universities--National Bureau Committee for Economic Research.
TI  - Demographic and economic change in developed countries, a conference of the Universities-National Bureau Committee for Economic Research
U1  - 304.6 
PY  - 1969///
CY  - New York
PB  -  Columbia University Press
KW  - Economic history
N1  - Include index
ER  -