Sellekaerts, W. (1974). Economic development and planning: Essays in honour of Jan Tinbergen. International Arts and Sciences Press.
Citace podle Chicago (17th ed.)Sellekaerts, Willy. Economic Development and Planning: Essays in Honour of Jan Tinbergen. Nueva York: International Arts and Sciences Press, 1974.
Citace podle MLA (9th ed.)Sellekaerts, Willy. Economic Development and Planning: Essays in Honour of Jan Tinbergen. International Arts and Sciences Press, 1974.
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