(1919). Additions to the List of Incunabula in the Library of the College of Physicians, Philadelphia. Ann Med Hist.
استشهاد بنمط شيكاغو"Additions to the List of Incunabula in the Library of the College of Physicians, Philadelphia." Ann Med Hist 1919.
MLA استشهاد"Additions to the List of Incunabula in the Library of the College of Physicians, Philadelphia." Ann Med Hist 1919.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.