ebrary, Inc, Claessen, H. J. M., & Skalník, P. (1981). The study of the state. Mouton.
芝加哥风格引文ebrary, Inc, H. J. M. Claessen, 与 Peter Skalník. The Study of the State. The Hague ; New York: Mouton, 1981.
MLA引文ebrary, Inc, et al. The Study of the State. Mouton, 1981.
警告：这些引文格式不一定是100％准确.