APA-viite (7. p.)
Hanson, G. (2010). Regulating low-skilled immigration in the United States. AEI Press.
Chicago-viite (17. p.)
Hanson, Gordon. Regulating Low-skilled Immigration in the United States. Washington, D.C.: AEI Press, 2010.
MLA-viite (9. p.)
Hanson, Gordon. Regulating Low-skilled Immigration in the United States. AEI Press, 2010.
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