Irving, R. E. M. (1979). The Christian Democratic parties of Western Europe. Allen and Unwin [for] the Royal Institute of International Affairs.
芝加哥风格引文Irving, R. E. M. The Christian Democratic Parties of Western Europe. London: Allen and Unwin [for] the Royal Institute of International Affairs, 1979.
MLA引文Irving, R. E. M. The Christian Democratic Parties of Western Europe. Allen and Unwin [for] the Royal Institute of International Affairs, 1979.
警告：这些引文格式不一定是100％准确.