HEATHFIELD, D. (1992). Modern Economics David Heathfield, Mark Russel. Harvester Wheatsheaf.
Chicago Style (17th ed.) CitationHEATHFIELD, David. Modern Economics David Heathfield, Mark Russel. Harvester Wheatsheaf, 1992.
MLA引文HEATHFIELD, David. Modern Economics David Heathfield, Mark Russel. Harvester Wheatsheaf, 1992.
警告：这些引文格式不一定是100％准确.