APA (7th ed.) Zitazioa
Sennewald, C. A. (2011). Effective security management (5th ed.). Butterworth-Heinemann.
Chicago Style (17th ed.) Zitazioa
Sennewald, Charles A. Effective Security Management. 5th ed. Burlington, MA: Butterworth-Heinemann, 2011.
MLA (9th ed.) Zitazioa
Sennewald, Charles A. Effective Security Management. 5th ed. Butterworth-Heinemann, 2011.
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