Porlier, V. W. (1999). Y2K: An action plan to protect yourself, your family, your assets, and your community on January 1, 2000 (5th ed.). HarperColllins Publishers.
Chicago Style aipamenaPorlier, Victor W. Y2K: An Action Plan to Protect Yourself, Your Family, Your Assets, and Your Community on January 1, 2000. 5th ed. New York, N. Y: HarperColllins Publishers, 1999.
MLA aipamenaPorlier, Victor W. Y2K: An Action Plan to Protect Yourself, Your Family, Your Assets, and Your Community on January 1, 2000. 5th ed. HarperColllins Publishers, 1999.
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