FAO. (1999). FAO animal health manual; N.6: Manual on the preparation of national animal disease emergency preparedness plans. Rome: FAO.
Dyfyniad Arddull ChicagoFAO. FAO Animal Health Manual; N.6: Manual On the Preparation of National Animal Disease Emergency Preparedness Plans. Rome: FAO, 1999.
Dyfyniad MLAFAO. FAO Animal Health Manual; N.6: Manual On the Preparation of National Animal Disease Emergency Preparedness Plans. Rome: FAO, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.