APA (7th ed.) Zitazioa

(2000). Information Security: Serious and Widespread Weaknesses Persist at Federal Agencies.

Chicago Style (17th ed.) Zitazioa

Information Security: Serious and Widespread Weaknesses Persist at Federal Agencies. 2000.

MLA (9th ed.) Zitazioa

Information Security: Serious and Widespread Weaknesses Persist at Federal Agencies. 2000.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.