O'Reilly, J. J. (1989). Telecommunication principles (2nd ed.). Van Nostrand Reinhold.
Lua i Stíl Chicago (17ú heag.)O'Reilly, John J. Telecommunication Principles. 2nd ed. New York, N.Y. ; Berkshire, England: Van Nostrand Reinhold, 1989.
Lua MLA (8ú heag.)O'Reilly, John J. Telecommunication Principles. 2nd ed. Van Nostrand Reinhold, 1989.
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