APA (7e ed.) Bronvermelding

Não informado. (1976). Occupational Health and Safety. Stevens Publishing.

Chicago (17e ed.) Bronvermelding

Não informado. Occupational Health and Safety. Waco, Tex: Stevens Publishing, 1976.

MLA (8e ed.) Bronvermelding

Não informado. Occupational Health and Safety. Stevens Publishing, 1976.

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