Spragins, J. D., Hammond, J. L., & Pawlikowski, K. (1991). Telecommunications: Protocols and design. Addison-Wesley Pub. Co..
Lua i Stíl Chicago (17ú heag.)Spragins, John D., Joseph L. Hammond, agus Krzysztof Pawlikowski. Telecommunications: Protocols and Design. Reading, Mass.: Addison-Wesley Pub. Co., 1991.
Lua MLA (8ú heag.)Spragins, John D., et al. Telecommunications: Protocols and Design. Addison-Wesley Pub. Co., 1991.
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