BROWN, L. R. (1985). Reversing Africa’s decline. Worldwatch Institute.
Cita Chicago (17th ed.)BROWN, Lester R. Reversing Africa’s Decline. Worldwatch Institute, 1985.
Cita MLA (9th ed.)BROWN, Lester R. Reversing Africa’s Decline. Worldwatch Institute, 1985.
Atenció: Aquestes cites poden no estar 100% correctes.