(1981). Telecommunications and productivity: Based on the international conference sponsored by the Center for Science and Technology Policy, Graduate School of Public Administration, New York University, January 29-30, 1980. London: Addison-Wesley Pub. Co.
Trích dẫn kiểu ChicagoTelecommunications and Productivity: Based On the International Conference Sponsored By the Center for Science and Technology Policy, Graduate School of Public Administration, New York University, January 29-30, 1980. London: Addison-Wesley Pub. Co, 1981.
Trích dẫn MLATelecommunications and Productivity: Based On the International Conference Sponsored By the Center for Science and Technology Policy, Graduate School of Public Administration, New York University, January 29-30, 1980. London: Addison-Wesley Pub. Co, 1981.