Não informado. (2002). Statistics on Occupational Wages and Hours of Work and on Food Prices. International Labour Office.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Statistics on Occupational Wages and Hours of Work and on Food Prices. Geneva, Suíça: International Labour Office, 2002.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Statistics on Occupational Wages and Hours of Work and on Food Prices. International Labour Office, 2002.
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