Tull, D. S. (2000). Marketting Research/6e (6th ed.). New delhi.
Chicago Edition CitationTull, Donald S. Marketting Research/6e. 6th ed. Prentice - Hall: New delhi, 2000.
MLA引文Tull, Donald S. Marketting Research/6e. 6th ed. New delhi, 2000.
警告:这些引文格式不一定是100%准确.