Mahoney, Margaret Helena, 1931-. A study in Sumerian administrative history of the Third Ur Dynasty [microform] / by Margaret Helena Mahoney. - Ann Arbor, Mich. : University Microfilms International, 1965. - 1 microfilm reel : positive ; 35 mm. Thesis (Ph.D.) - University Minnesota. Subjects--Topical Terms: Sumerians. Subjects--Geographic Terms: Babylonia--Politics and government.