Eijffinger, S. C. W., & Huizinga, H. (1998). Positive political economy: Theory and evidence. Cambridge University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रEijffinger, Sylvester C. W., और Harry Huizinga. Positive Political Economy: Theory and Evidence. Cambridge ; New York: Cambridge University Press, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रEijffinger, Sylvester C. W., और Harry Huizinga. Positive Political Economy: Theory and Evidence. Cambridge University Press, 1998.