Paxson, F. L. (1924). History of the American frontier, 1763-1893 (Students' ed.). Houghton Mifflin.
芝加哥风格引文Paxson, Frederic L. History of the American Frontier, 1763-1893. Students' ed. Boston: Houghton Mifflin, 1924.
MLA引文Paxson, Frederic L. History of the American Frontier, 1763-1893. Students' ed. Houghton Mifflin, 1924.
警告：这些引文格式不一定是100％准确.