Não informado. (1940). Hungarian heavy industries. Hungarian Heavy Industries Foreign Trade.
Chicagoスタイル(17版)引用形式Não informado. Hungarian Heavy Industries. Budapest: Hungarian Heavy Industries Foreign Trade, 1940.
MLA(8版)引用形式Não informado. Hungarian Heavy Industries. Hungarian Heavy Industries Foreign Trade, 1940.
警告: この引用は必ずしも正確ではありません.