Data archives for the social sciences purposes, operations and problems
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
[Paris]
United Nations Educational, Scientific and Cultural Organization
[1973]
|
| Cyfres: | Reports and papers in the social sciences
no. 26 |
| Pynciau: |