Keller, K. (1999). Preserving the ocean circulation: Implications for climate policy. National Bureau of Economic Research.
芝加哥风格引文Keller, Klaus. Preserving the Ocean Circulation: Implications for Climate Policy. Cambridge: National Bureau of Economic Research, 1999.
MLA引文Keller, Klaus. Preserving the Ocean Circulation: Implications for Climate Policy. National Bureau of Economic Research, 1999.
警告：这些引文格式不一定是100％准确.