Diamond Jared. (2005). Guns, Germs, and Steel: Short History of Everybody for the Last 13000 Years. London.
استشهاد بنمط شيكاغوDiamond Jared. Guns, Germs, and Steel: Short History of Everybody for the Last 13000 Years. London, 2005.
MLA استشهادDiamond Jared. Guns, Germs, and Steel: Short History of Everybody for the Last 13000 Years. London, 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.