Dyfyniad APA

(1983). The statesman's year-book: Statistical andhistorical annual of the states of the world. Macmillan.

Dyfyniad Arddull Chicago

The Statesman's Year-book: Statistical Andhistorical Annual of the States of the World. London: Macmillan, 1983.

Dyfyniad MLA

The Statesman's Year-book: Statistical Andhistorical Annual of the States of the World. Macmillan, 1983.

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