Sheikh, A. M., & Livesey, S. A. (2010). Surgical management of valve disease in the early 21st century. Clin Med (Lond).
استشهاد بنمط شيكاغوSheikh, Amir M., و Steven A. Livesey. "Surgical Management of Valve Disease in the Early 21st Century." Clin Med (Lond) 2010.
MLA استشهادSheikh, Amir M., و Steven A. Livesey. "Surgical Management of Valve Disease in the Early 21st Century." Clin Med (Lond) 2010.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.