APA (7e ed.) Bronvermelding

Não informado. (1969). Machine shop and metalworking economics. Engineering, Chemical & Machine Press.

Chicago (17e ed.) Bronvermelding

Não informado. Machine Shop and Metalworking Economics. London: Engineering, Chemical & Machine Press, 1969.

MLA (8e ed.) Bronvermelding

Não informado. Machine Shop and Metalworking Economics. Engineering, Chemical & Machine Press, 1969.

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