Lichtenberg, F. R. (1998). Pharmaceutical innovation, mortality reduction, and economic growth. National Bureau of Economic Research.
芝加哥风格引文Lichtenberg, Frank R. Pharmaceutical Innovation, Mortality Reduction, and Economic Growth. Cambridge: National Bureau of Economic Research, 1998.
MLA引文Lichtenberg, Frank R. Pharmaceutical Innovation, Mortality Reduction, and Economic Growth. National Bureau of Economic Research, 1998.
警告：这些引文格式不一定是100％准确.