Billias, George Athan2019-03-202024-07-022019-03-202024-07-0220090–8147–9107–7978–0–8147–9107–3https://drs.ess.gov.et/handle/123456789/55646enConstitutional HistoryConstitutional LawAmerican Constitutionalism Heard Round the World, 1776–1989A Global PerspectiveBook