HARVARD BUSINESS REVIEW. (1991). SHARPENING THE MARKETING EDGE. HBR LIBRARY.
芝加哥风格引文HARVARD BUSINESS REVIEW. SHARPENING THE MARKETING EDGE. AMI MUMBAI: HBR LIBRARY, 1991.
MLA引文HARVARD BUSINESS REVIEW. SHARPENING THE MARKETING EDGE. HBR LIBRARY, 1991.
警告:这些引文格式不一定是100%准确.