APPLEYARD, D. R. International economics trade theory policy#Dennis R. Appleyard, Alfred J. Field Jr. McGraw Hill.
Chicago Style (17th ed.) CitationAPPLEYARD, Dennis R. International Economics Trade Theory Policy#Dennis R. Appleyard, Alfred J. Field Jr. McGraw Hill.
MLA引文APPLEYARD, Dennis R. International Economics Trade Theory Policy#Dennis R. Appleyard, Alfred J. Field Jr. McGraw Hill.
警告:这些引文格式不一定是100%准确.