APA aipamena

 Babiak, J. (2005).  Defending the digital frontier: Practical securtity for management.  John Wiley & Sons, Inc.

Chicago Style aipamena

 Babiak, Jan.  Defending the Digital Frontier: Practical Securtity for Management.  John Wiley & Sons, Inc, 2005.

MLA aipamena

 Babiak, Jan.  Defending the Digital Frontier: Practical Securtity for Management.  John Wiley & Sons, Inc, 2005.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.