Cita APA (7a ed.)

Sin autor, Hare, C., Buis, P., & Atkins, D. (1997). Internet security: Professional reference (2nd ed.). [S.n.].

Cita Chicago Style (17a ed.)

Sin autor, Chris Hare, Paul Buis, y Derek Atkins. Internet Security: Professional Reference. 2nd ed. Indianapolis: [S.n.], 1997.

Cita MLA (9a ed.)

Sin autor, et al. Internet Security: Professional Reference. 2nd ed. [S.n.], 1997.