APA (7e ed.) Bronvermelding

Não informado. (1957). The Foundryman. Institute of British Foundrymen.

Chicago (17e ed.) Bronvermelding

Não informado. The Foundryman. Birmingham, Inglaterra: Institute of British Foundrymen, 1957.

MLA (8e ed.) Bronvermelding

Não informado. The Foundryman. Institute of British Foundrymen, 1957.

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