APA (7e ed.) Bronvermelding

Não informado. (1931). Journal of the Rubber Research Institute of Malaya. Rubber Research Institute of Malaysia.

Chicago (17e ed.) Bronvermelding

Não informado. Journal of the Rubber Research Institute of Malaya. Kuala Lumpur: Rubber Research Institute of Malaysia, 1931.

MLA (8e ed.) Bronvermelding

Não informado. Journal of the Rubber Research Institute of Malaya. Rubber Research Institute of Malaysia, 1931.

Let op: Deze citaties zijn niet altijd 100% accuraat.