Cita APA

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

Citación estilo Chicago

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

Cita MLA

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