APA način citiranja (7. izdanje)

Garfinkel, S., & Spafford, G. (1996). Practical UNIX and Internet Security (2nd ed.). O'Reilly & Associates.

Čikaški stil citiranja (17. izdanje)

Garfinkel, Simson, i Gene Spafford. Practical UNIX and Internet Security. 2nd ed. United States of America: O'Reilly & Associates, 1996.

MLA način citiranja (9. izdanje)

Garfinkel, Simson, i Gene Spafford. Practical UNIX and Internet Security. 2nd ed. O'Reilly & Associates, 1996.