APA (7e ed.) Bronvermelding

Não informado. (1975). Rubber industry. Plastics and Rubber Institute.

Chicago (17e ed.) Bronvermelding

Não informado. Rubber Industry. London: Plastics and Rubber Institute, 1975.

MLA (8e ed.) Bronvermelding

Não informado. Rubber Industry. Plastics and Rubber Institute, 1975.

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