APA引文

Kotler, P. (1991). Principles of marketing (5th.). Prentice Hall.

芝加哥风格引文

Kotler, Philip. Principles of Marketing. 5th. New Delhi: Prentice Hall, 1991.

MLA引文

Kotler, Philip. Principles of Marketing. 5th. Prentice Hall, 1991.