Dyfyniad APA

Dervis. The G-20 Summit at Five. Brookings Institution Press.

Dyfyniad Arddull Chicago

Dervis. The G-20 Summit at Five. Brookings Institution Press.

Dyfyniad MLA

Dervis. The G-20 Summit at Five. Brookings Institution Press.

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