APA-viite (7. p.)

International Business Machines Corporation. International Technical Support Organization, ebrary, Inc, & Rayns, C. (2004). IBM eserver zSeries 990 (z990) cryptography implementation. IBM, International Technical Support Organization.

Chicago-viite (17. p.)

International Business Machines Corporation. International Technical Support Organization, Inc ebrary, ja Chris Rayns. IBM Eserver ZSeries 990 (z990) Cryptography Implementation. Poughkeepsie, NY: IBM, International Technical Support Organization, 2004.

MLA-viite (9. p.)

International Business Machines Corporation. International Technical Support Organization, et al. IBM Eserver ZSeries 990 (z990) Cryptography Implementation. IBM, International Technical Support Organization, 2004.