ELLSWORTH. The international economy#Ellsworth. The Macmillan Company.
Chicago Style (17th ed.) CitationELLSWORTH. The International Economy#Ellsworth. The Macmillan Company.
MLA引文ELLSWORTH. The International Economy#Ellsworth. The Macmillan Company.
警告：這些引文格式不一定是100％准確.