Program: HathiTrust Digital Library
- Publisher: Transportation Research Board
- Print ISSN: 0276-945X
- Electronic ISSN:
- OCLC Number: 4684049
- Validation: None
- Retention: permanent
- Institution: HathiTrust
- Facility:
- OCLC Symbol: HATHI
- Holdings Format: Print
| Materials | Archive Action | Date of Action | Program | Status/Note |
|---|---|---|---|---|
|
1975-1980; 1989; 1990-1991; 1993; 1996
|
committed to retain | 2012-03-21 | HTDL |
|