Dyfyniad APA

(1975). Economic survey. Korea: Economic Planning Board.

Dyfyniad Arddull Chicago

Economic Survey. Korea: Economic Planning Board, 1975.

Dyfyniad MLA

Economic Survey. Korea: Economic Planning Board, 1975.

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