International Business Machines Corporation. International Technical Support Organization, ebrary, Inc, & Lovelace, D. (2003). VSAM demystified (2nd ed.). IBM, International Technical Support Organization.
Chicago-viite (17. p.)International Business Machines Corporation. International Technical Support Organization, Inc ebrary, ja Dave Lovelace. VSAM Demystified. 2nd ed. San Jose, CA: IBM, International Technical Support Organization, 2003.
MLA-viite (9. p.)International Business Machines Corporation. International Technical Support Organization, et al. VSAM Demystified. 2nd ed. IBM, International Technical Support Organization, 2003.
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