BROWN, L. R. (1985). Reversing Africa’s decline. Worldwatch Institute.
芝加哥风格引文BROWN, Lester R. Reversing Africa’s Decline. Worldwatch Institute, 1985.
MLA引文BROWN, Lester R. Reversing Africa’s Decline. Worldwatch Institute, 1985.
警告：这些引文格式不一定是100％准确.