Ullmann, S. (1957). The principles of semantics (2nd ed.). Jackson.
芝加哥风格引文Ullmann, Stephen. The Principles of Semantics. 2nd ed. Glasgow: Jackson, 1957.
MLA引文Ullmann, Stephen. The Principles of Semantics. 2nd ed. Jackson, 1957.
警告：这些引文格式不一定是100％准确.