Dyfyniad APA

Brown, G. D., & Harold. (1918). Rubber: In Sources, Cultivation and Preparation. John Murray.

Dyfyniad Arddull Chicago

Brown, Gary Deward, and Harold. Rubber: In Sources, Cultivation and Preparation. London: John Murray, 1918.

Dyfyniad MLA

Brown, Gary Deward, and Harold. Rubber: In Sources, Cultivation and Preparation. John Murray, 1918.

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