Gaya APA

YUSUF, M. et al (2011). Distribution of cow by days in milk (DIM) at first AI and calving to conception interval in dairycow . Jakarta: Bogor Agricultural University.

Gaya MLA

YUSUF, M.. et al. "Distribution of cow by days in milk (DIM) at first AI and calving to conception interval in dairycow". Jakarta: Bogor Agricultural University, 2011. Artikel.