Cheah, Z. H. (2019). Effects of different porcine reproductive and respiratory syndrome vaccine regimes on pig immunity status in selected pig farms in Malaysia.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Cheah, Zi Herk. Effects of Different Porcine Reproductive and Respiratory Syndrome Vaccine Regimes on Pig Immunity Status in Selected Pig Farms in Malaysia. 2019.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Cheah, Zi Herk. Effects of Different Porcine Reproductive and Respiratory Syndrome Vaccine Regimes on Pig Immunity Status in Selected Pig Farms in Malaysia. 2019.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.