Telecommunications systems and services directory.
- Publisher: Gale Research Co.
- Print ISSN: 0738-3045
- Electronic ISSN:
- OCLC Number: 9559885
- Subject: Telecommunication Directories.
- Subject code: T
- Publication history: 1st ed. (1983)-4th ed. (1989).
Print Holdings
| Archiving Institution | Program | Holdings Description | Retention |
|---|---|---|---|
| HathiTrust (HATHI) | HTDL | 2nd.ed. 1985; v.4 | permanent |