Não informado. (1922). Venereal Disease Information. U.S. Public Health Service, Venereal Disease Division.
Cita Chicago Style (17a ed.)Não informado. Venereal Disease Information. Washington: U.S. Public Health Service, Venereal Disease Division, 1922.
Cita MLA (8a ed.)Não informado. Venereal Disease Information. U.S. Public Health Service, Venereal Disease Division, 1922.
Precaución: Estas citas no son 100% exactas.