APA (7th ed.) Citation

Posey, B., & Thompson, T. (2009). GFI network security and PCI compliance power tools. Syngress Pub.

Chicago Style (17th ed.) Citation

Posey, Brien, and Troy Thompson. GFI Network Security and PCI Compliance Power Tools. Burlington, MA: Syngress Pub, 2009.

MLA (9th ed.) Citation

Posey, Brien, and Troy Thompson. GFI Network Security and PCI Compliance Power Tools. Syngress Pub, 2009.