APA (7e ed.) Bronvermelding

Não informado. (2020). Modern Railroads. Watson Publications.

Chicago (17e ed.) Bronvermelding

Não informado. Modern Railroads. Chicago, Ill: Watson Publications, 2020.

MLA (8e ed.) Bronvermelding

Não informado. Modern Railroads. Watson Publications, 2020.

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