APA (7e ed.) Bronvermelding

Não informado. (1948). Midwest Engineer. Western Society of Engineers.

Chicago (17e ed.) Bronvermelding

Não informado. Midwest Engineer. Chicago, Ill: Western Society of Engineers, 1948.

MLA (8e ed.) Bronvermelding

Não informado. Midwest Engineer. Western Society of Engineers, 1948.

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