Tull, D. S., & Hawkins, D. I. (1993). Marketing research: Measurement & method (6th ed.). PHI Learning.
シカゴスタイル引用形Tull, Donald S., , Del I. Hawkins. Marketing Research: Measurement & Method. 6th ed. New Delhi: PHI Learning, 1993.
MLA引用形式Tull, Donald S., , Del I. Hawkins. Marketing Research: Measurement & Method. 6th ed. PHI Learning, 1993.
警告: この引用は必ずしも正確ではありません.