Dyfyniad APA

McWILLIAMS, W. C., & PIOTROWSKI, H. (1990). The world since 1945: A history of international rela-tions. Lynne Rienner Pub.

Dyfyniad Arddull Chicago

McWILLIAMS, Wayne C., and Harry PIOTROWSKI. The World Since 1945: A History of International Rela-tions. Boulder: Lynne Rienner Pub, 1990.

Dyfyniad MLA

McWILLIAMS, Wayne C., and Harry PIOTROWSKI. The World Since 1945: A History of International Rela-tions. Lynne Rienner Pub, 1990.

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