Yang, S., Wang, Y., Shen, Q., Zhang, W., & Hua, X. (2013). Prevalence of porcine enterovirus 9 in pigs in Middle and Eastern China. BioMed Central.
استشهاد بنمط شيكاغوYang, Shixing, Yan Wang, Quan Shen, Wen Zhang, و Xiuguo Hua. Prevalence of Porcine Enterovirus 9 in Pigs in Middle and Eastern China. BioMed Central, 2013.
MLA استشهادYang, Shixing, et al. Prevalence of Porcine Enterovirus 9 in Pigs in Middle and Eastern China. BioMed Central, 2013.
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