Dyfyniad APA

(1951). Vol. 43, № 5; Industrial and Engineering Chemistry. 1951.

Dyfyniad Arddull Chicago

Vol. 43, № 5; Industrial and Engineering Chemistry. 1951, 1951.

Dyfyniad MLA

Vol. 43, № 5; Industrial and Engineering Chemistry. 1951, 1951.

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