Dyfyniad APA

McConnell, C. R., & Campbell R. McConnell; Stanley L. Brue. (2002). Economics: Principles, problems, and policies. Boston, Mass: McGraw-Hill.

Dyfyniad Arddull Chicago

McConnell, Campbell R., và Campbell R. McConnell; Stanley L. Brue. Economics: Principles, Problems, and Policies. Boston, Mass: McGraw-Hill, 2002.

Dyfyniad MLA

McConnell, Campbell R., và Campbell R. McConnell; Stanley L. Brue. Economics: Principles, Problems, and Policies. Boston, Mass: McGraw-Hill, 2002.

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