Hague, D. C. (1971). Pricing in business. Allen and Unwin.
Chicago Style (17th ed.) CitationHague, Douglas Chalmers. Pricing in Business. London: Allen and Unwin, 1971.
MLA引文Hague, Douglas Chalmers. Pricing in Business. Allen and Unwin, 1971.
警告:這些引文格式不一定是100%准確.