Enke, S., & Salera, V. (1957). International economics (3rd ed.). Prentice-Hall.
芝加哥风格引文Enke, Stephen, 与 Virgil Salera. International Economics. 3rd ed. Englewood Cliffs, N.J.: Prentice-Hall, 1957.
MLA引文Enke, Stephen, 与 Virgil Salera. International Economics. 3rd ed. Prentice-Hall, 1957.
警告：这些引文格式不一定是100％准确.