Sibbald, B. (2000). Military medical service no longer has MD at helm.
استشهاد بنمط شيكاغوSibbald, B. Military Medical Service No Longer Has MD At Helm. 2000.
MLA استشهادSibbald, B. Military Medical Service No Longer Has MD At Helm. 2000.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.