Kotler, P., & Armstrong, G. (1999). Principles of marketing (8th ed.). Prentice Hall.
Chicagoスタイル(17版)引用形式Kotler, Philip, , Gary Armstrong. Principles of Marketing. 8th ed. Upper Saddle River, NJ ; New Delhi: Prentice Hall, 1999.
MLA(8版)引用形式Kotler, Philip, , Gary Armstrong. Principles of Marketing. 8th ed. Prentice Hall, 1999.
警告: この引用は必ずしも正確ではありません.