Okun. Equality and Efficiency. Brookings Institution Press.
芝加哥风格引文Okun. Equality and Efficiency. Brookings Institution Press.
MLA引文Okun. Equality and Efficiency. Brookings Institution Press.
警告：这些引文格式不一定是100％准确.
APA引文
Okun. Equality and Efficiency. Brookings Institution Press.
芝加哥风格引文Okun. Equality and Efficiency. Brookings Institution Press.
MLA引文Okun. Equality and Efficiency. Brookings Institution Press.