"Statistical Abstract of the United States: 2012", °ÄÃÅÁùºÏ²Ê¿ª½±app, June 14, 2012
/winner/statistical-abstract-united-states-2012 (Accessed September 20, 2024)
Document ID: 6043a1ac-8ee1-4051-bd62-edb0556272a6
