Baily, P. (1977). Purchasing principles & techniques (3rd.). Pitman.
Chicago Style (17th ed.) CitationBaily, Peter. Purchasing Principles & Techniques. 3rd. London: Pitman, 1977.
MLA引文Baily, Peter. Purchasing Principles & Techniques. 3rd. Pitman, 1977.
警告:這些引文格式不一定是100%准確.