(1925). Factory inspection in Norway in 1923. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Factory Inspection in Norway in 1923. International Labour Organization, 1925.
Citatione MLA (9a ed.)Factory Inspection in Norway in 1923. International Labour Organization, 1925.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.