Vivekanandan, P., & Torbenson, M. (2007). Low Frequency of Helicobacter DNA in Benign and Malignant Liver Tissues from Baltimore, United States.
استشهاد بنمط شيكاغوVivekanandan, Perumal, و Michael Torbenson. Low Frequency of Helicobacter DNA in Benign and Malignant Liver Tissues From Baltimore, United States. 2007.
MLA استشهادVivekanandan, Perumal, و Michael Torbenson. Low Frequency of Helicobacter DNA in Benign and Malignant Liver Tissues From Baltimore, United States. 2007.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.