 Ngozi_Okonjo-Iweala  Okonjo-Iweala, Ngozi; Soludo, Charles Chukwuma; Muhtar, Mansur, eds. 2003. The Debt Trap in Nigeria: Towards a Sustainable Debt Strategy. Trenton, NJ: Africa World Press. ISBN 9781592210015. LCCN 2002007778. OCLC 49875048. OL 12376413M. 