Dyfyniad APA

(1956). Vol. 48, № 10; Industrial and Engineering Chemistry. 1956.

Dyfyniad Arddull Chicago

Vol. 48, № 10; Industrial and Engineering Chemistry. 1956, 1956.

Dyfyniad MLA

Vol. 48, № 10; Industrial and Engineering Chemistry. 1956, 1956.

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