Green, J. H. (1986). The Dow Jones-Irwin handbook of telecommunications. Homewood, [Ill.]: Dow Jones-Irwin.
Dyfyniad Arddull ChicagoGreen, James H. The Dow Jones-Irwin Handbook of Telecommunications. Homewood, [Ill.]: Dow Jones-Irwin, 1986.
Dyfyniad MLAGreen, James H. The Dow Jones-Irwin Handbook of Telecommunications. Homewood, [Ill.]: Dow Jones-Irwin, 1986.
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