APA (7e ed.) Bronvermelding

Não informado. (2004). Industrial safety equipment and clothing. United Trade Press.

Chicago (17e ed.) Bronvermelding

Não informado. Industrial Safety Equipment and Clothing. London: United Trade Press, 2004.

MLA (8e ed.) Bronvermelding

Não informado. Industrial Safety Equipment and Clothing. United Trade Press, 2004.

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