Não informado. (2002). Statistics on Occupational Wages and Hours of Work and on Food Prices. International Labour Office.
Chicago (17e ed.) BronvermeldingNão informado. Statistics on Occupational Wages and Hours of Work and on Food Prices. Geneva, Suíça: International Labour Office, 2002.
MLA (8e ed.) BronvermeldingNão informado. Statistics on Occupational Wages and Hours of Work and on Food Prices. International Labour Office, 2002.
Let op: Deze citaties zijn niet altijd 100% accuraat.