1. An overview of transport development in Nigeria;Adegbeyeni,1990
2. Optimal Energy Supply Options for Nigeria;Adegbulugbe,1990
3. Problems of transportation in Nigeria and possible solutions;Adenle,1990
4. Contemporary Urban Ecology;Berry,1977
5. Moving Toward Integrated Transport Planning: Energy, Environment, and Mobility in Four Asian Countries;Birk,1993