Ravenel, M. P. (1932). Annual Report of the Surgeon General of the Public Health Service of the United States for the Fiscal Year 1931.
Citação norma ChicagoRavenel, Mazÿck P. Annual Report of the Surgeon General of the Public Health Service of the United States for the Fiscal Year 1931. 1932.
Citação norma MLARavenel, Mazÿck P. Annual Report of the Surgeon General of the Public Health Service of the United States for the Fiscal Year 1931. 1932.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.