(1928). Collective agreements in Germany in 1925. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Collective Agreements in Germany in 1925. International Labour Organization, 1928.
Citatione MLA (9a ed.)Collective Agreements in Germany in 1925. International Labour Organization, 1928.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.