Dyfyniad APA

Kegley, C. W., & Wittkopf, E. R. (2001). World politics: Trend and transformation (8th ed.). Bedford/St. Martin's Press.

Dyfyniad Arddull Chicago

Kegley, Charles W., and Eugene R. Wittkopf. World Politics: Trend and Transformation. 8th ed. Boston: Bedford/St. Martin's Press, 2001.

Dyfyniad MLA

Kegley, Charles W., and Eugene R. Wittkopf. World Politics: Trend and Transformation. 8th ed. Bedford/St. Martin's Press, 2001.

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