Lua APA (7ú heag.)

Sowell, T. (2012). Trickle down theory and tax cuts for the rich. Hoover Institution Press.

Lua i Stíl Chicago (17ú heag.)

Sowell, Thomas. Trickle Down Theory and Tax Cuts for the Rich. Stanford, Calif.: Hoover Institution Press, 2012.

Lua MLA (9ú heag.)

Sowell, Thomas. Trickle Down Theory and Tax Cuts for the Rich. Hoover Institution Press, 2012.

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