Tham khảo Umma

  • B. Alster, Geštinanna as Singer and the Chorus of Uruk and Zabalam: UET 6/1 22, JCS, vol. 37, pp. 219–28, 1985
  • Tonia M. Sharlach, Provincial taxation and the Ur III State, Brill, 2003, ISBN 90-04-13581-2
  • Trevor Bryce, The Routledge Handbook of The Peoples and Places of Ancient Western Asia: The Near East from the Early Bronze Age to the fall of the Persian Empire, Routledge, 2009
  • B. R. Foster, Umma in the Sargonic Period, Memoirs of the Connecticut Academy of Arts and Sciences, vol. 20, Hamden, 1982
  • Georges Contenau, Umma sous la Dynastie d'Ur, Librarie Paul Geuthner, 1916
  • Jacob L. Dahl, The Ruling Family of Ur III Umma: A Prosopographical Analysis of an Elite Family in Southern Iraq 4000 Years ago, Nederlands Instituut voor het Nabije Oosten/Netherlands Institute for the Near East (NINO), 2007, ISBN 90-6258-319-9
  • Shin T. Kang, Sumerian economic texts from the Umma archive, University of Illinois Press, 1973, ISBN 0-252-00425-6
  • Diana Tucker, "Brutal Destruction of Iraq's Archaeological Sites Continues," online article from ngày 21 tháng 9 năm 2009 posted on www.uruknet.info, http://www.uruknet.info/?p=58169

Tài liệu tham khảo

WikiPedia: Umma http://books.google.com/books?id=4ZiBAAAAIAAJ http://oi.uchicago.edu/OI/IRAQ/dbfiles/farchakh/fa... http://cdli.ucla.edu/wiki/doku.php/the_ur_iii_prov... http://www.uruknet.info/?p=58169 http://www.archive.org/download/nippurorexplorat02... http://globalheritagefund.org/gh_network/ghn_image... http://ghn.globalheritagefund.org/explore.php?id=1... http://etcsl.orinst.ox.ac.uk/cgi-bin/etcsl.cgi?tex... http://www.guardian.co.uk/commentisfree/story/0,,2... http://www.independent.co.uk/news/uk/this-britain/...