APA-ийн эшлэл(7 дахь хэвлэлт)

Hanson, G. (2010). Regulating low-skilled immigration in the United States. AEI Press.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Hanson, Gordon. Regulating Low-skilled Immigration in the United States. Washington, D.C.: AEI Press, 2010.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Hanson, Gordon. Regulating Low-skilled Immigration in the United States. AEI Press, 2010.