Timberlake, L. (1994). Africa in crisis: The Causes, the cures of environmental bankruptcy. E.A. Educational Pub..
Cita Chicago (17th ed.)Timberlake, Lloyd. Africa in Crisis: The Causes, the Cures of Environmental Bankruptcy. Nairobi - Kenya: E.A. Educational Pub., 1994.
Cita MLA (9th ed.)Timberlake, Lloyd. Africa in Crisis: The Causes, the Cures of Environmental Bankruptcy. E.A. Educational Pub., 1994.
Atenció: Aquestes cites poden no estar 100% correctes.