APA (7e ed.) Bronvermelding

Não informado. (1964). Plastics and Rubber Weekly. Maclaren and Sons.

Chicago (17e ed.) Bronvermelding

Não informado. Plastics and Rubber Weekly. Croydon, Inglaterra: Maclaren and Sons, 1964.

MLA (8e ed.) Bronvermelding

Não informado. Plastics and Rubber Weekly. Maclaren and Sons, 1964.

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