Kendrick, J. W. (1983). Interindustry differences in productivity growth. American Enterprise Institute.
芝加哥风格引文Kendrick, John W. Interindustry Differences in Productivity Growth. Washington, D.C.: American Enterprise Institute, 1983.
MLA引文Kendrick, John W. Interindustry Differences in Productivity Growth. American Enterprise Institute, 1983.
警告：这些引文格式不一定是100％准确.