APA-viite (7. p.)
Sampson, G. P. (2005). The WTO and sustainable development. United Nations University.
Chicago-viite (17. p.)
Sampson, Gary P. The WTO and Sustainable Development. Tokyo ; New York: United Nations University, 2005.
MLA-viite (9. p.)
Sampson, Gary P. The WTO and Sustainable Development. United Nations University, 2005.
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