Dyfyniad APA

Jackson, J. H. (1939). A short history of the world since 1918. Little, Brown.

Dyfyniad Arddull Chicago

Jackson, John Hampden. A Short History of the World Since 1918. Boston: Little, Brown, 1939.

Dyfyniad MLA

Jackson, John Hampden. A Short History of the World Since 1918. Little, Brown, 1939.

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