Cita APA (7a ed.)

Speed, T., & Ellis, J. (2003). Internet security: A jumpstart for systems administrators and IT managers. Digital Press.

Cita Chicago Style (17a ed.)

Speed, Tim, y Juanita Ellis. Internet Security: A Jumpstart for Systems Administrators and IT Managers. Boston: Digital Press, 2003.

Cita MLA (8a ed.)

Speed, Tim, y Juanita Ellis. Internet Security: A Jumpstart for Systems Administrators and IT Managers. Digital Press, 2003.