Frederickson, D. G., & Frederickson, H. G. (2006). Measuring the performance of the hollow state. Georgetown University Press.
芝加哥风格引文Frederickson, David G., 与 H. George Frederickson. Measuring the Performance of the Hollow State. Washington, D.C.: Georgetown University Press, 2006.
MLA引文Frederickson, David G., 与 H. George Frederickson. Measuring the Performance of the Hollow State. Georgetown University Press, 2006.
警告：这些引文格式不一定是100％准确.