Rudolf Mueller. (1960). Doing business in Germany: A legal manual. [Germany]: Fritz Knapp Verlag.
Trích dẫn kiểu ChicagoRudolf Mueller. Doing Business in Germany: A Legal Manual. [Germany]: Fritz Knapp Verlag, 1960.
Deismireacht MLARudolf Mueller. Doing Business in Germany: A Legal Manual. [Germany]: Fritz Knapp Verlag, 1960.
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