Reinhard, E. (1923). The Swiss workers' education movement. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Reinhard, Ernst. The Swiss Workers' Education Movement. International Labour Organization, 1923.
Citatione MLA (9a ed.)Reinhard, Ernst. The Swiss Workers' Education Movement. International Labour Organization, 1923.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.