Ravenel, M. P. (1938). Annual Report of the Surgeon General, Public Health Service of the United States, Fiscal Year Ended June 30, 1937.
Citação norma ChicagoRavenel, Mazÿck P. Annual Report of the Surgeon General, Public Health Service of the United States, Fiscal Year Ended June 30, 1937. 1938.
MLA CitationRavenel, Mazÿck P. Annual Report of the Surgeon General, Public Health Service of the United States, Fiscal Year Ended June 30, 1937. 1938.
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