Beri, G. C. (1993). Marketing research (Second edition.). Tata McGraw-Hill.
芝加哥风格引文Beri, G. C. Marketing Research. Second edition. New Delhi: Tata McGraw-Hill, 1993.
MLA引文Beri, G. C. Marketing Research. Second edition. Tata McGraw-Hill, 1993.
警告：这些引文格式不一定是100％准确.