Procès-verbaux =
- Publisher: International Union for Conservation of Nature and Natural Resources
- Print ISSN: 0074-929X
- Electronic ISSN:
- OCLC Number: 1947368
- Subject: Nature conservation Congresses.
- Subject code: QH
- Publication history: 5th (1956)-
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | yr.1960; yr.1977 | permanent |