Macridis, R. C. (1963). Europe: Modern political systems. Prentice-Hall.
芝加哥风格引文Macridis, Roy C. Europe: Modern Political Systems. Englewood Cliffs: Prentice-Hall, 1963.
MLA引文Macridis, Roy C. Europe: Modern Political Systems. Prentice-Hall, 1963.
警告：这些引文格式不一定是100％准确.