APA (7e ed.) Bronvermelding

Não informado. (1956). Chemical Engineer. Institution of Chemical Engineers.

Chicago (17e ed.) Bronvermelding

Não informado. Chemical Engineer. London: Institution of Chemical Engineers, 1956.

MLA (8e ed.) Bronvermelding

Não informado. Chemical Engineer. Institution of Chemical Engineers, 1956.

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