Gaya APA

Pfleeger, C, P., Pfleeger, S, L. (2012). Analysing Computer Security : a Threat, Vunerability, Countermeasure Approach . Massachusetts: Pearson Education.

Gaya MLA

Pfleeger, Charles, P.., Pfleeger, Shari, Lawrence. "Analysing Computer Security : a Threat, Vunerability, Countermeasure Approach". Massachusetts: Pearson Education, 2012. Elektronik/Digital.