Ahmed และ Endris Feki. (2007) Epidemiological survey and assessment of optional therapy for ovine fascioliasis around Middle Awash River Basin, Afar, Ethiopia /. Kasetsart University,:ม.ป.ท.Ahmed และ Endris Feki. 2007. Epidemiological survey and assessment of optional therapy for ovine fascioliasis around Middle Awash River Basin, Afar, Ethiopia /. ม.ป.ท.:Kasetsart University,;Ahmed และ Endris Feki. Epidemiological survey and assessment of optional therapy for ovine fascioliasis around Middle Awash River Basin, Afar, Ethiopia /. ม.ป.ท.:Kasetsart University, 2007. Print.