Dyfyniad APA

Organization for Economic Cooperation and Development. (1973). Supply control in agriculture. s.n.

Dyfyniad Arddull Chicago

Organization for Economic Cooperation and Development. Supply Control in Agriculture. [Paris: s.n, 1973.

Dyfyniad MLA

Organization for Economic Cooperation and Development. Supply Control in Agriculture. s.n, 1973.

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