Ritter, L. S. (1967). Money and economic activity (3rd ed.). Houghton Mifflin.
芝加哥风格引文Ritter, Lawrence S. Money and Economic Activity. 3rd ed. Boston: Houghton Mifflin, 1967.
MLA引文Ritter, Lawrence S. Money and Economic Activity. 3rd ed. Houghton Mifflin, 1967.
警告：这些引文格式不一定是100％准确.