Zapata, C. E. (1920). Yellow fever in Piura. Brief observations about their nature.
Citación estilo ChicagoZapata, Carlos Enrique. Yellow Fever in Piura. Brief Observations About Their Nature. 1920.
Cita MLAZapata, Carlos Enrique. Yellow Fever in Piura. Brief Observations About Their Nature. 1920.
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