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Industrielle Kooperation als Quelle zur Intensivierung der Handelsbeziehungen zwischen Polen und der Bundesrepublik Deutschland
Olszynski, Józef, (1978)
Areas of economic cooperation among Islamic countries : a collection of studies
(1980)
Opportunities for expanding trade and economic cooperation between Poland and the industrialized market economy countries : Warsaw-High Level Dialogue, 10.-12.10.1979