APA (7e ed.) Bronvermelding

Não informado. (1962). Cis information sheet. International Occupational Safety and Health Information Centre.

Chicago (17e ed.) Bronvermelding

Não informado. Cis Information Sheet. Geneva, Suíça: International Occupational Safety and Health Information Centre, 1962.

MLA (8e ed.) Bronvermelding

Não informado. Cis Information Sheet. International Occupational Safety and Health Information Centre, 1962.

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