Sarian, Z. B. (2018). Cattle as money-maker in a piggery. IN Agri-talk [column]. Philippine Panorama.
Chicago-referens (17:e uppl.)Sarian, Zac B. "Cattle as Money-maker in a Piggery. IN Agri-talk [column]." Philippine Panorama 2018.
MLA-referens (9:e uppl.)Sarian, Zac B. "Cattle as Money-maker in a Piggery. IN Agri-talk [column]." Philippine Panorama, 2018.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.