APA (7e ed.) Bronvermelding

Não informado. (1993). New Steel Construction. British Constructional Steelwork Association.

Chicago (17e ed.) Bronvermelding

Não informado. New Steel Construction. Birmingham, Inglaterra: British Constructional Steelwork Association, 1993.

MLA (8e ed.) Bronvermelding

Não informado. New Steel Construction. British Constructional Steelwork Association, 1993.

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