Rusdiana, S., 		Praharani, L., & 		Sianturi, R.
(2020).
 The Economic Efficiency of Buffalo Business (Bubalus Bubalis) With the Shepherd.
<em>SOCA: Jurnal Sosial Ekonomi Pertanian, 14</em>(2), 275 - 287.
doi:10.24843/SOCA.2020.v14.i02.p08