Dyfyniad APA

(1959). Vol. 51, № 8; Industrial and Engineering Chemistry. 1959.

Dyfyniad Arddull Chicago

Vol. 51, № 8; Industrial and Engineering Chemistry. 1959, 1959.

Dyfyniad MLA

Vol. 51, № 8; Industrial and Engineering Chemistry. 1959, 1959.

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