Não informado. (1949). Industrial Medicine and Surgery. American Association of Industrial Physicians and Surgeons.
Citação do estilo Chicago (17ª ed.)Não informado. Industrial Medicine and Surgery. Miami, Fla: American Association of Industrial Physicians and Surgeons, 1949.
Citação MLA (8ª ed.)Não informado. Industrial Medicine and Surgery. American Association of Industrial Physicians and Surgeons, 1949.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.