Masannat, G. S., & Martin, V. (1971). The american political system: Introductory readings. Charles Scribner's Sons.
芝加哥风格引文Masannat, George S., 与 Vernon Martin. The American Political System: Introductory Readings. Nueva York: Charles Scribner's Sons, 1971.
MLA引文Masannat, George S., 与 Vernon Martin. The American Political System: Introductory Readings. Charles Scribner's Sons, 1971.
警告：这些引文格式不一定是100％准确.