(2006). Competition, competitiveness and sustainable development. Print Group, Daniel Krzanowski.
Style de citation Chicago (17e éd.)Competition, Competitiveness and Sustainable Development. Szczecin: Print Group, Daniel Krzanowski, 2006.
Style de citation MLA (9e éd.)Competition, Competitiveness and Sustainable Development. Print Group, Daniel Krzanowski, 2006.
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