Dyfyniad APA

Watson, R. A. (1980). The presidential contest: With a guid to the 1980 race. John wiley & sons.

Dyfyniad Arddull Chicago

Watson, Richard A. The Presidential Contest: With a Guid to the 1980 Race. New York: John wiley & sons, 1980.

Dyfyniad MLA

Watson, Richard A. The Presidential Contest: With a Guid to the 1980 Race. John wiley & sons, 1980.

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