The population of Poland.
| Awdur Corfforaethol: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Warszawa
Polish Academy of Sciences, Committee for Demographic Studies
1975.
|
| Cyfres: | C.I.C.R.E.D. series.
|
| Pynciau: |