Dyfyniad APA

Russett, B. M. (1964). World handbook of political and social indicators. Yale University Press.

Dyfyniad Arddull Chicago

Russett, Bruce M. World Handbook of Political and Social Indicators. New Haven: Yale University Press, 1964.

Dyfyniad MLA

Russett, Bruce M. World Handbook of Political and Social Indicators. Yale University Press, 1964.

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