Dyfyniad APA

Northedge, F. S., & Grieve, M. (1971). A hundred years of international relations. Praeger.

Dyfyniad Arddull Chicago

Northedge, F. S., and M.J Grieve. A Hundred Years of International Relations. New York: Praeger, 1971.

Dyfyniad MLA

Northedge, F. S., and M.J Grieve. A Hundred Years of International Relations. Praeger, 1971.

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