(1930). Occupational anthrax in Germany from 1922 to 1928. International Labour Organization.
Citazione stile Chigago Style (17a edizione)Occupational Anthrax in Germany from 1922 to 1928. International Labour Organization, 1930.
Citatione MLA (9a ed.)Occupational Anthrax in Germany from 1922 to 1928. International Labour Organization, 1930.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.