Chamberlain, J. (2005). IBM WebSphere Voice Server for Multiplatforms V5.1.1/V5.1.2 handbook. IBM, International Technical Support Organization.
Chicago-viite (17. p.)Chamberlain, James. IBM WebSphere Voice Server for Multiplatforms V5.1.1/V5.1.2 Handbook. Research Triangle Park, N.C.: IBM, International Technical Support Organization, 2005.
MLA-viite (9. p.)Chamberlain, James. IBM WebSphere Voice Server for Multiplatforms V5.1.1/V5.1.2 Handbook. IBM, International Technical Support Organization, 2005.
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