Dyfyniad APA
Sowell, T. (2012). Trickle down theory and tax cuts for the rich. Hoover Institution Press.
Dyfyniad Arddull Chicago
Sowell, Thomas. Trickle Down Theory and Tax Cuts for the Rich. Stanford, Calif.: Hoover Institution Press, 2012.
Dyfyniad MLA
Sowell, Thomas. Trickle Down Theory and Tax Cuts for the Rich. Hoover Institution Press, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.