Metallgesellschaft Aktiengesellschaft. (1956). Science and the economic order. Germany: Frankfurt am Main.
Trích dẫn kiểu ChicagoMetallgesellschaft Aktiengesellschaft. Science and the Economic Order. Germany: Frankfurt am Main, 1956.
MLA citiranjeMetallgesellschaft Aktiengesellschaft. Science and the Economic Order. Germany: Frankfurt am Main, 1956.
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