Cartwright, J. R. (1978). Political leadership in Sierra Leone. Croom Helm.
Cita Chicago (17th ed.)Cartwright, John R. Political Leadership in Sierra Leone. London: Croom Helm, 1978.
Cita MLA (8th ed.)Cartwright, John R. Political Leadership in Sierra Leone. Croom Helm, 1978.
Atenció: Aquestes cites poden no estar 100% correctes.