Kawalec, W. (1974). The Polish ministry of labour, wages and social affairs: A new instrument for social policy. International Labour Organization.
Cita Chicago Style (17a ed.)Kawalec, W. The Polish Ministry of Labour, Wages and Social Affairs: A New Instrument for Social Policy. International Labour Organization, 1974.
Cita MLA (9a ed.)Kawalec, W. The Polish Ministry of Labour, Wages and Social Affairs: A New Instrument for Social Policy. International Labour Organization, 1974.
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