HELD, G. (2004). Virtual private networking. John Wiley & Sons.
Chicagoスタイル(17版)引用形式HELD, Gilbert. Virtual Private Networking. John Wiley & Sons, 2004.
MLA(8版)引用形式HELD, Gilbert. Virtual Private Networking. John Wiley & Sons, 2004.
警告: この引用は必ずしも正確ではありません.