Turchin, P., & Nefedov, S. A. (2009). Secular cycles. Princeton University Press.
芝加哥风格引文Turchin, Peter, 与 S. A. Nefedov. Secular Cycles. Princeton, N.J.: Princeton University Press, 2009.
MLA引文Turchin, Peter, 与 S. A. Nefedov. Secular Cycles. Princeton University Press, 2009.
警告：这些引文格式不一定是100％准确.