Chapman, D. B. (1995). Building internet firewalls. O'Reilly.
Chicagoスタイル(17版)引用形式Chapman, D. Brent. Building Internet Firewalls. Sebastopol, CA: O'Reilly, 1995.
MLA(9版)引用形式Chapman, D. Brent. Building Internet Firewalls. O'Reilly, 1995.
警告: この引用は必ずしも正確ではありません.