APA (7e ed.) Bronvermelding

Não informado. (1957). Proceedings of the Institution of Civil Engineers. Institution of Civil Engineers.

Chicago (17e ed.) Bronvermelding

Não informado. Proceedings of the Institution of Civil Engineers. London: Institution of Civil Engineers, 1957.

MLA (8e ed.) Bronvermelding

Não informado. Proceedings of the Institution of Civil Engineers. Institution of Civil Engineers, 1957.

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