Ouyang, X. (2013). Monetary role of silver and its administration in mesopotamia during the Ur III period (C. 2112-2004 BCE): A case study of the Umma province. Editorial CSIC Consejo Superior de Investigaciones Científicas.
Chicago-referens (17:e uppl.)Ouyang, Xiaoli. Monetary Role of Silver and Its Administration in Mesopotamia During the Ur III Period (C. 2112-2004 BCE): A Case Study of the Umma Province. Madrid: Editorial CSIC Consejo Superior de Investigaciones Científicas, 2013.
MLA-referens (9:e uppl.)Ouyang, Xiaoli. Monetary Role of Silver and Its Administration in Mesopotamia During the Ur III Period (C. 2112-2004 BCE): A Case Study of the Umma Province. Editorial CSIC Consejo Superior de Investigaciones Científicas, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.