مواد مشابهة: Black Book - Implications of The Proposed Communications Act of 1978
- Black Book - Comsat Corporation (1978)
- Black Book - Competicopia: Financial Implications of The Telco/Video Wars
- Black Book - Telephone Industry (April 1978)
- Black Book - Telecommunications Industry (January 1978)
- Black Book - Telecommunications Industry Trends (April 1978)
- Black Book - Communications Satellite Corporation (1974)