Dyfyniad APA

Coppock, L., & Lee Coppock; Dirk Mateer. (2014). Principles of macroeconomics. New York: W.W. Norton.

Dyfyniad Arddull Chicago

Coppock, Lee, và Lee Coppock; Dirk Mateer. Principles of Macroeconomics. New York: W.W. Norton, 2014.

Dyfyniad MLA

Coppock, Lee, và Lee Coppock; Dirk Mateer. Principles of Macroeconomics. New York: W.W. Norton, 2014.

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