Não informado. (1932). Industrial Medicine. American Association of Industrial Physicians and Surgeons.
Παραπομπή σε μορφή Chicago (17η εκδ.)Não informado. Industrial Medicine. Chicago, Ill: American Association of Industrial Physicians and Surgeons, 1932.
Παραπομπή σε μορφή MLA (8th εκδ.)Não informado. Industrial Medicine. American Association of Industrial Physicians and Surgeons, 1932.
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