Dyfyniad APA

Force. Wealth and Disaster. Johns Hopkins University Press.

Dyfyniad Arddull Chicago

Force. Wealth and Disaster. Johns Hopkins University Press.

Dyfyniad MLA

Force. Wealth and Disaster. Johns Hopkins University Press.

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