Dyfyniad APA

(1961). European standard recommended by the Working Party on Standardization of Perishable Foodstuffs of the Economic Commission for Europe.

Dyfyniad Arddull Chicago

European Standard Recommended by the Working Party on Standardization of Perishable Foodstuffs of the Economic Commission for Europe. 1961.

Dyfyniad MLA

European Standard Recommended by the Working Party on Standardization of Perishable Foodstuffs of the Economic Commission for Europe. 1961.

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