Hoffman, F. L. (1920). Occupational diseases and their compensation: With special reference to anthrax and miners' lung diseases. Prudential Press; P.S. King & son.
Chicago-viite (17. p.)Hoffman, Frederick L. Occupational Diseases and Their Compensation: With Special Reference to Anthrax and Miners' Lung Diseases. Newark, N.J., London: Prudential Press; P.S. King & son, 1920.
MLA-viite (8. p.)Hoffman, Frederick L. Occupational Diseases and Their Compensation: With Special Reference to Anthrax and Miners' Lung Diseases. Prudential Press; P.S. King & son, 1920.
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