Marsh, U. G. (1972). Salesmanship: Modern principles and practices. Prentice-Hall.
芝加哥风格引文Marsh, U. Grant. Salesmanship: Modern Principles and Practices. London: Prentice-Hall, 1972.
MLA引文Marsh, U. Grant. Salesmanship: Modern Principles and Practices. Prentice-Hall, 1972.
警告：这些引文格式不一定是100％准确.