Dyfyniad APA

Sowell, T. (2004). Applied economics: Thinking beyond stage one. Basic Books.

Dyfyniad Arddull Chicago

Sowell, Thomas. Applied Economics: Thinking Beyond Stage One. New York: Basic Books, 2004.

Dyfyniad MLA

Sowell, Thomas. Applied Economics: Thinking Beyond Stage One. Basic Books, 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.