Economic and social planning :
| Institution: | International Institute of Social History |
|---|---|
| Format: | TEXT |
| Published: |
s.n.],
1976.
[S.l. : |
| Subjects: | |
| Online Access: | http://hdl.handle.net/10622/3B85B5A3-FF58-4836-ADC6-4DA2AEE40F05 |