APA (7e ed.) Bronvermelding

Não informado. (1976). RAILWAY ENGINEER. Mechanical Engineering Publications.

Chicago (17e ed.) Bronvermelding

Não informado. RAILWAY ENGINEER. London: Mechanical Engineering Publications, 1976.

MLA (8e ed.) Bronvermelding

Não informado. RAILWAY ENGINEER. Mechanical Engineering Publications, 1976.

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