Doc.
- Publisher: Pan American Union
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 243888521
- Subject: Conservation of natural resources America Congresses.
- Subject code:
- Publication history: 1-101.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | no.2 | permanent |