Program: HathiTrust Digital Library
- Publisher: National Academy of Sciences
- Print ISSN: 0250-541X
- Electronic ISSN: 2250-1754
- OCLC Number: 4389308
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
v.1 no.1 1978; v.2 yr.1979; v.3 (1980); v.4 (1981); v.5 (1982); v.11 (1988); v.12; v.13 (1990); v.14 (1991); v.15 (1992); v.17 (1994); v.18 (1995)
|
committed to retain | 2013-05-08 | HTDL |
|