Tull, D. S. (2000). Marketing Research/6e (6th ed.). New Delhi.
Chicago Edition CitationTull, Donald S. Marketing Research/6e. 6th ed. Prentice Hall: New Delhi, 2000.
MLA引文Tull, Donald S. Marketing Research/6e. 6th ed. New Delhi, 2000.
警告:這些引文格式不一定是100%准確.