(1985). Telecommunications systems and services directory: An internat. descriptive guide to approximately 2000 telecommunications organizations, systems, and services ... ; with a detailed glossary of terms, acronyms, standards, and issues in the field (2. ed.). Gale Research.
Chicago-Zitierstil (17. Ausg.)Telecommunications Systems and Services Directory: An Internat. Descriptive Guide to Approximately 2000 Telecommunications Organizations, Systems, and Services ... ; with a Detailed Glossary of Terms, Acronyms, Standards, and Issues in the Field. 2. ed. Detroit, Mich: Gale Research, 1985.
MLA-Zitierstil (9. Ausg.)Telecommunications Systems and Services Directory: An Internat. Descriptive Guide to Approximately 2000 Telecommunications Organizations, Systems, and Services ... ; with a Detailed Glossary of Terms, Acronyms, Standards, and Issues in the Field. 2. ed. Gale Research, 1985.