Lua APA (7ú heag.)
Kirkegaard, J. F. (2007). The accelerating decline in America's high-skilled workforce: Implications for immigration policy. Peterson Institute for International Economics.
Lua i Stíl Chicago (17ú heag.)
Kirkegaard, Jacob F. The Accelerating Decline in America's High-skilled Workforce: Implications for Immigration Policy. Washington, DC: Peterson Institute for International Economics, 2007.
Lua MLA (9ú heag.)
Kirkegaard, Jacob F. The Accelerating Decline in America's High-skilled Workforce: Implications for Immigration Policy. Peterson Institute for International Economics, 2007.
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