Dyfyniad APA

McConnell, C. R. (1972). Economic issues: A book of readings (4th ed.). McGraw hill book.

Dyfyniad Arddull Chicago

McConnell, Campbell R. Economic Issues: A Book of Readings. 4th ed. New York: McGraw hill book, 1972.

Dyfyniad MLA

McConnell, Campbell R. Economic Issues: A Book of Readings. 4th ed. McGraw hill book, 1972.

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