Columbia subject headings:
Harvard subject headings:
Argentina--Commerce--Germany.
Defense industries--Argentina--History.
Exports--Argentina--History.
Fried. Krupp AG--History.
Fried. Krupp GmbH--History.
Germany--Commerce--Argentina.
Steel industry and trade--Argentina--History.
Weapons industry--Argentina--History.
Princeton subject headings:
Fried. Krupp AG--History.
Steel industry and trade--Argentina--History.
Weapons industry--Argentina--History.