Yŏn'gu yobo =
- Publisher: Chawŏn Kebal Yŏn'guso
- Print ISSN:
- Electronic ISSN:
- OCLC Number: 9287129
- Subject: Geology Periodicals.
- Subject code: QE
- Publication history:
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | no.1; no.2 | permanent |