(1937). Report of the research committee on the reduction of weekly hours of work in the Belgian coal mines. International Labour Organization.
Chicago-Zitierstil (17. Ausg.)Report of the Research Committee on the Reduction of Weekly Hours of Work in the Belgian Coal Mines. International Labour Organization, 1937.
MLA-Zitierstil (9. Ausg.)Report of the Research Committee on the Reduction of Weekly Hours of Work in the Belgian Coal Mines. International Labour Organization, 1937.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.