(1971). The Northern Ireland Council for Postgraduate Medical Education. Ulster Medical Society.
استشهاد بنمط شيكاغوThe Northern Ireland Council for Postgraduate Medical Education. Ulster Medical Society, 1971.
MLA استشهادThe Northern Ireland Council for Postgraduate Medical Education. Ulster Medical Society, 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.