Não informado. (2002). Statistics on Occupational Wages and Hours of Work and on Food Prices. International Labour Office.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Statistics on Occupational Wages and Hours of Work and on Food Prices. Geneva, Suíça: International Labour Office, 2002.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Statistics on Occupational Wages and Hours of Work and on Food Prices. International Labour Office, 2002.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.