Spates, T. G. (1930). Industrial relations in the Zeiss works. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Spates, T. G. Industrial Relations in the Zeiss Works. International Labour Organization, 1930.
Citatione MLA (9a ed.)Spates, T. G. Industrial Relations in the Zeiss Works. International Labour Organization, 1930.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.