Tolong jelaskan mengenai Bacaan tambahan dari Dinasti Ketiga Ur

Frayne, Douglas. Ur III Period (2112-2004 BC), University of Toronto Press, 1997. ProQuest Ebook Central, https://ebookcentral-proquest-com.libproxy.nau.edu/lib/nau-ebooks/detail.action?docID=4670277. NM,