Kotler,Philip, & Armstrong, G. (2008). Principles of marketing (12nd ed.). Pearson Education.
シカゴスタイル引用形Kotler,Philip, , Gray Armstrong. Principles of Marketing. 12nd ed. New Delhi: Pearson Education, 2008.
MLA引用形式Kotler,Philip, , Gray Armstrong. Principles of Marketing. 12nd ed. Pearson Education, 2008.
警告: この引用は必ずしも正確ではありません.