APA (7 वां संस्करण) प्रशस्ति पत्र
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.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
International Business Machines Corporation. International Technical Support Organization, Inc ebrary, और Chris Rayns. IBM Eserver ZSeries 990 (z990) Cryptography Implementation. Poughkeepsie, NY: IBM, International Technical Support Organization, 2004.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
International Business Machines Corporation. International Technical Support Organization, et al. IBM Eserver ZSeries 990 (z990) Cryptography Implementation. IBM, International Technical Support Organization, 2004.
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