Program: HathiTrust Digital Library
- Publisher: CCM Information Corp
- Print ISSN: 1082-7048
- Electronic ISSN:
- OCLC Number: 5388903
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
15th ed. 1975; 16th ed. 1977; 17th ed. 1979; 19th ed. 1983; 24th ed. 1993
|
committed to retain | 2020-08-30 | HTDL |
|