FAO. (1999). FAO animal health manual; N.8: Manual on livestock disease surveillance and information systems. Rome: FAO.
Citación estilo ChicagoFAO. FAO Animal Health Manual; N.8: Manual On Livestock Disease Surveillance and Information Systems. Rome: FAO, 1999.
Cita MLAFAO. FAO Animal Health Manual; N.8: Manual On Livestock Disease Surveillance and Information Systems. Rome: FAO, 1999.
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