BOYD HARPER W. (1990). MARKETING RESEARCH: TEXT & CASES (7TH.). IRWIN MCGRAW-HILL.
Chicago Style (17th ed.) CitationBOYD HARPER W. MARKETING RESEARCH: TEXT & CASES. 7TH. HOMEWOOD: IRWIN MCGRAW-HILL, 1990.
MLA引文BOYD HARPER W. MARKETING RESEARCH: TEXT & CASES. 7TH. IRWIN MCGRAW-HILL, 1990.
警告:這些引文格式不一定是100%准確.