Sigma.
- Publisher:
- Print ISSN: 0037-4849
- Electronic ISSN:
- OCLC Number: 1765553
- Subject:
- Subject code: A
- Publication history: Began publication in 1964.
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | anno 16:1 1983 | permanent |