1. Aklilu, Y. (2002) An audit of the livestock marketing status in Kenya, Ethiopia and Sudan. Nairobi, Kenya: Pan African Programme for the Control of Epizootics. April, http://www.eldis.org/fulltext/cape_new/Akliliu_Marketing_vol_1.pdf , accessed 1 May 2009.
2. Azarya, V. (1996) Nomads and the State in Africa: The Political Roots of Marginality. Aldershot, UK: Ashgate Publishing.
3. Bancroft, A. (2005) Roma and Gypsy Travellers in Europe: Modernity, Race, Space and Exclusion. Aldershot, UK: Ashgate Publishing.
4. Barany, Z. (2002) The East European Gypsies: Regime Change, Marginality, and Ethnopolitics. Cambridge, UK: Cambridge University Press.
5. Bishop, E. (2007) Schooling and the encouragement of farming amongst pastoralists in Tanzania. Nomadic Peoples 11 (2): 9–29.