FAO. (1999). FAO animal health manual; N.8: Manual on livestock disease surveillance and information systems. Rome: FAO.
Chicago Style aipamenaFAO. FAO Animal Health Manual; N.8: Manual On Livestock Disease Surveillance and Information Systems. Rome: FAO, 1999.
MLA aipamenaFAO. FAO Animal Health Manual; N.8: Manual On Livestock Disease Surveillance and Information Systems. Rome: FAO, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.