Whitman, M. E., & Mattord, H. J. (2012). Principles of information security .- 4th ed (4th ed.). Cengage Learning.
Chicago Stili AlıntıWhitman, Michael E., ve Herbert J. Mattord. Principles of Information Security .- 4th Ed. 4th ed. New Delhi: Cengage Learning, 2012.
MLA AlıntıWhitman, Michael E., ve Herbert J. Mattord. Principles of Information Security .- 4th Ed. 4th ed. Cengage Learning, 2012.
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