(2004). Troubleshooting virtual private networks / Mark Lewis.
Chicago-čujuhus (17. p.)Troubleshooting Virtual Private Networks / Mark Lewis. 2004.
MLA-čujuhus (9. p.)Troubleshooting Virtual Private Networks / Mark Lewis. 2004.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.