Cita APA (7a ed.)

Sin autor & Internet Security Systems Inc. (2000). Microsoft Windows 2000 security technical reference. [S.n.].

Cita Chicago Style (17a ed.)

Sin autor y Internet Security Systems Inc. Microsoft Windows 2000 Security Technical Reference. Redmond: [S.n.], 2000.

Cita MLA (9a ed.)

Sin autor y Internet Security Systems Inc. Microsoft Windows 2000 Security Technical Reference. [S.n.], 2000.