(1921). Statistics as to occupied persons in the new Germany. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Statistics as to Occupied Persons in the New Germany. International Labour Organization, 1921.
Citatione MLA (9a ed.)Statistics as to Occupied Persons in the New Germany. International Labour Organization, 1921.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.