Cita APA (7a ed.)

International Business Machines Corporation, White, B. A., Horowitz, A., & Van Niekerk, R. (2007). Communications Server for Z/Os V1r8 TCP/IP Implementation Volume 4: Policy-Based Network Security. I B M.

Cita Chicago Style (17a ed.)

International Business Machines Corporation, Bill Author White, Adi Horowitz, y Rudi Van Niekerk. Communications Server for Z/Os V1r8 TCP/IP Implementation Volume 4: Policy-Based Network Security. [Place of publication not identified]: I B M, 2007.

Cita MLA (9a ed.)

International Business Machines Corporation, et al. Communications Server for Z/Os V1r8 TCP/IP Implementation Volume 4: Policy-Based Network Security. I B M, 2007.