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Chicago-viite (17. p.)ebrary, Inc. Cooperative Systems Design: Seamless Integration of Artifacts and Conversations--enhanced Concepts of Infrastructure for Communication. Netherlands: IOS Press, 2006.
MLA-viite (9. p.)ebrary, Inc. Cooperative Systems Design: Seamless Integration of Artifacts and Conversations--enhanced Concepts of Infrastructure for Communication. IOS Press, 2006.
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