Davis, A. B., & Appel, T. A. (1979). Bloodletting instruments in the National Museum of History and Technology. Washington: Smithsonian Institution Press.
استشهاد بنمط شيكاغوDavis, Audrey B,, و Toby A. Appel. Bloodletting Instruments in the National Museum of History and Technology. Washington: Smithsonian Institution Press, 1979.
MLA استشهادDavis, Audrey B,, و Toby A. Appel. Bloodletting Instruments in the National Museum of History and Technology. Washington: Smithsonian Institution Press, 1979.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.