International Business Machines Corporation. International Technical Support Organization, ebrary, Inc, Warrick, C., & Castets, G. (2004). IBM TotalStorage Enterprise storage server: Implementing ESS Copy services with IBM eServer zSeries (5th ed.). IBM, International Technical Support Organization.
Chicago-viite (17. p.)International Business Machines Corporation. International Technical Support Organization, Inc ebrary, Cathy Warrick, ja Gustavo Castets. IBM TotalStorage Enterprise Storage Server: Implementing ESS Copy Services with IBM EServer ZSeries. 5th ed. San Jose, CA: IBM, International Technical Support Organization, 2004.
MLA-viite (9. p.)International Business Machines Corporation. International Technical Support Organization, et al. IBM TotalStorage Enterprise Storage Server: Implementing ESS Copy Services with IBM EServer ZSeries. 5th ed. IBM, International Technical Support Organization, 2004.