Não informado. (1924). Industrial hygiene bulletin. Department of Labor, Division of Industrial Hygiene.
Style de citation Chicago (17e éd.)Não informado. Industrial Hygiene Bulletin. New York: Department of Labor, Division of Industrial Hygiene, 1924.
Style de citation MLA (8e éd.)Não informado. Industrial Hygiene Bulletin. Department of Labor, Division of Industrial Hygiene, 1924.
Attention : ces citations peuvent ne pas être correctes à 100%.