Berek, H., 		Nugroho, W., & 		Wahyuni, A.
2015 Aug 10.  Protektivitas Sapi di Kabupaten Kupang Terhadap Penyakit Ngorok (Septicaemia Epizootica) (PROTECTIVITY AGAINST SEPTICAEMIA EPIZOOTICA OF COWS IN KUPANG DISTRICT). Jurnal Veteriner. [Online] 16:2