OPS. (1975). Control of communicable diseases in man (12a. ed.). Washington: The American Public Health Association.
Citación estilo ChicagoOPS. Control of Communicable Diseases in Man. 12a. ed. Washington: The American Public Health Association, 1975.
Cita MLAOPS. Control of Communicable Diseases in Man. 12a. ed. Washington: The American Public Health Association, 1975.
Precaución: Estas citas no son 100% exactas.