Citazione Stile APA (7a Edizione)

VACCA, J. R. (2005). FIREWALLS JUMPSTART FOR NETWORK SYSTEMS ADMINISTRATORS. ELSEVIER.

Citazione stile Chigago Style (17a edizione)

VACCA, J R. FIREWALLS JUMPSTART FOR NETWORK SYSTEMS ADMINISTRATORS. NEW DELHI: ELSEVIER, 2005.

Citatione MLA (9a ed.)

VACCA, J R. FIREWALLS JUMPSTART FOR NETWORK SYSTEMS ADMINISTRATORS. ELSEVIER, 2005.