Cita APA (7a ed.)

Kaufman, E., & Newman, A. (1999). Implementing IPsec: Making security work on VPNs, intranets, and extranets. John Wiley & Sons.

Cita Chicago Style (17a ed.)

Kaufman, Elizabeth, y Andrew Newman. Implementing IPsec: Making Security Work on VPNs, Intranets, and Extranets. New York [etc.]: John Wiley & Sons, 1999.

Cita MLA (9a ed.)

Kaufman, Elizabeth, y Andrew Newman. Implementing IPsec: Making Security Work on VPNs, Intranets, and Extranets. John Wiley & Sons, 1999.