Dyfyniad APA

Journal of Sustainable Metallurgy. Springer International Publishing.

Dyfyniad Arddull Chicago

Journal of Sustainable Metallurgy. Springer International Publishing.

Dyfyniad MLA

Journal of Sustainable Metallurgy. Springer International Publishing.

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