Tull, D. S. (2002). Marketing research: Measurement & method (6th ed.). Prentice hall od India.
Chicago Edition CitationTull, Donald S. Marketing Research: Measurement & Method. 6th ed. New Delhi: Prentice hall od India, 2002.
MLA引文Tull, Donald S. Marketing Research: Measurement & Method. 6th ed. Prentice hall od India, 2002.
警告:這些引文格式不一定是100%准確.