APA (7e ed.) Bronvermelding

Não informado. (1940). Hungarian heavy industries. Hungarian Heavy Industries Foreign Trade.

Chicago (17e ed.) Bronvermelding

Não informado. Hungarian Heavy Industries. Budapest: Hungarian Heavy Industries Foreign Trade, 1940.

MLA (8e ed.) Bronvermelding

Não informado. Hungarian Heavy Industries. Hungarian Heavy Industries Foreign Trade, 1940.

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