Aaker, D. A., & Day, G. (1990). Marketing research/4e (4th ed.). John Wiley.
シカゴスタイル引用形Aaker, David. A., , George.S Day. Marketing Research/4e. 4th ed. John Wiley, 1990.
MLA引用形式Aaker, David. A., , George.S Day. Marketing Research/4e. 4th ed. John Wiley, 1990.
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