APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

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

MLA (9th ed.) Citation

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