William A. Geering. (2001). Manual on the preparation of African swine fever contingency plans. Rome, Italy: FAO.
استشهاد بنمط شيكاغوWilliam A. Geering. Manual On the Preparation of African Swine Fever Contingency Plans. Rome, Italy: FAO, 2001.
MLA استشهادWilliam A. Geering. Manual On the Preparation of African Swine Fever Contingency Plans. Rome, Italy: FAO, 2001.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.