Cita APA

 Stallings, W. (2017).  Network security essentials: Applications and standards.  Pearson.

Chicago Style Citation

 Stallings, William.  Network Security Essentials: Applications and Standards.  Pearson, 2017.

Cita MLA

 Stallings, William.  Network Security Essentials: Applications and Standards.  Pearson, 2017.

Atenció: Aquestes cites poden no estar 100% correctes.