Clifford, S. H., Sawyer, S. C., & Coulthard, G. J. (1998). Computers, communications, and information: A user's introduction (Rev. ed.). Irwin/McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Clifford, Sarah Hutchinson, Stacey C. Sawyer, agus Glen J. Coulthard. Computers, Communications, and Information: A User's Introduction. Rev. ed. Boston: Irwin/McGraw-Hill, 1998.
Lua MLA (8ú heag.)Clifford, Sarah Hutchinson, et al. Computers, Communications, and Information: A User's Introduction. Rev. ed. Irwin/McGraw-Hill, 1998.
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