APA-viite (7. p.)
Credle, R. (2005). WebSphere Portal V5.0 production deployment and operations guide. IBM.
Chicago-viite (17. p.)
Credle, Rufus. WebSphere Portal V5.0 Production Deployment and Operations Guide. Research Triangle Park, N.C.: IBM, 2005.
MLA-viite (9. p.)
Credle, Rufus. WebSphere Portal V5.0 Production Deployment and Operations Guide. IBM, 2005.
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