Citazione Stile APA (7a Edizione)

Tibbs, R. W., & Oakes, E. B. (2006). Firewalls and VPNs: Principles and practices. Pearson/Prentice Hall.

Citazione stile Chigago Style (17a edizione)

Tibbs, Richard W., e Edward B. Oakes. Firewalls and VPNs: Principles and Practices. Upper Saddle River, N.J: Pearson/Prentice Hall, 2006.

Citatione MLA (9a ed.)

Tibbs, Richard W., e Edward B. Oakes. Firewalls and VPNs: Principles and Practices. Pearson/Prentice Hall, 2006.