International Association of Labour History Institutions (IALHI). IALHI directory . Gent: Amsab.
Citazione stile Chigago Style (17a edizione)International Association of Labour History Institutions (IALHI). IALHI Directory . Gent: Amsab.
Citatione MLA (8a ed.)International Association of Labour History Institutions (IALHI). IALHI Directory . Gent: Amsab.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.