Baily, P., & Farmer, D. j. a. (1981). Purchasing principles and management (4th ed.). Pitnam.
芝加哥风格引文Baily, Peter, 与 David joint auth Farmer. Purchasing Principles and Management. 4th ed. London: Pitnam, 1981.
MLA引文Baily, Peter, 与 David joint auth Farmer. Purchasing Principles and Management. 4th ed. Pitnam, 1981.
警告：这些引文格式不一定是100％准确.