Heller, D. A. (2005). The selling of 9/11: How a national tragedy became a commodity.
استشهاد بنمط شيكاغوHeller, Dana; Author. The Selling of 9/11: How a National Tragedy Became a Commodity. New York, Palgrave, 2005.
MLA استشهادHeller, Dana; Author. The Selling of 9/11: How a National Tragedy Became a Commodity. 2005.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.