APA-viite (7. p.)
Parsons, T. Thinking: Objects : Contemporary Approaches to Product Design. AVA.
Chicago-viite (17. p.)
Parsons, Tim. Thinking: Objects : Contemporary Approaches to Product Design. Lausana, Suiza: AVA.
MLA-viite (9. p.)
Parsons, Tim. Thinking: Objects : Contemporary Approaches to Product Design. AVA.
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