Zhang, Y., Zhang, Y., & Zhang, J. (2009). A diagnostic dilemma of syncope: A patient with chronic pulmonary embolism. BMJ Publishing Group.
استشهاد بنمط شيكاغوZhang, Yejing, Yuntao Zhang, و Jianli Zhang. A Diagnostic Dilemma of Syncope: A Patient With Chronic Pulmonary Embolism. BMJ Publishing Group, 2009.
MLA استشهادZhang, Yejing, Yuntao Zhang, و Jianli Zhang. A Diagnostic Dilemma of Syncope: A Patient With Chronic Pulmonary Embolism. BMJ Publishing Group, 2009.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.