Sarian, Z. B. (2018). Cattle as a moneymaker in a piggery. Agriculture.
Chicago-viite (17. p.)Sarian, Zac B. "Cattle as a Moneymaker in a Piggery." Agriculture 2018.
MLA-viite (9. p.)Sarian, Zac B. "Cattle as a Moneymaker in a Piggery." Agriculture, 2018.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.