Tolong jelaskan mengenai Bacaan lanjutan dari Bahrul Ghazal Utara

Francis M. Deng, 1995, War of Visions, Conflict of Identities in the Sudan

Human Rights Watch, 1999, Famine in Sudan, 1998, The Human Rights Causes

David Keen, 1994, The Benefits of Famine, A Political Economy of Famine and Relief in Southwestern Sudan