Necessario, N. (2019). The 5th most common disease among pigs and how to avoid it. Agriculture.
Chicago Style (17. basım) AtıfNecessario, Nikky. "The 5th Most Common Disease Among Pigs and How to Avoid It." Agriculture 2019.
MLA (9th ed.) AtıfNecessario, Nikky. "The 5th Most Common Disease Among Pigs and How to Avoid It." Agriculture, 2019.
Uyarı: Bu alıntı herzaman %100 doğru olmayabilir..