Hayward, A. (2008). Africa called: Science and development in Nigeria. Radcliffe Press ; In the United States and in Canada distributed by Palgrave Macmillan.

Hayward, Alan. Africa Called: Science and Development in Nigeria. London ; New York : New York: Radcliffe Press ; In the United States and in Canada distributed by Palgrave Macmillan, 2008.

Hayward, Alan. Africa Called: Science and Development in Nigeria. Radcliffe Press ; In the United States and in Canada distributed by Palgrave Macmillan, 2008.