Pert, J. D. (1966). Explanation in political science with special reference to democracies.
芝加哥风格引文Pert, John Douglas. Explanation in Political Science with Special Reference to Democracies. Syd, 1966.
MLA引文Pert, John Douglas. Explanation in Political Science with Special Reference to Democracies. 1966.
警告：这些引文格式不一定是100％准确.