Dyfyniad APA

Ricker, J. C., & Saywell, J. T. (1976). The emergence of Europe. Clarke, Irwin & Co..

Dyfyniad Arddull Chicago

Ricker, John C., and John T. Saywell. The Emergence of Europe. Toronto: Clarke, Irwin & Co., 1976.

Dyfyniad MLA

Ricker, John C., and John T. Saywell. The Emergence of Europe. Clarke, Irwin & Co., 1976.

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