Kotler, P. (1994). Learning guide ; Principles of marketing (6th ed.). Prentice Hall.
芝加哥风格引文Kotler, Philip. Learning Guide ; Principles of Marketing. 6th ed. New Jersey, New York: Prentice Hall, 1994.
MLA引文Kotler, Philip. Learning Guide ; Principles of Marketing. 6th ed. Prentice Hall, 1994.
警告:这些引文格式不一定是100%准确.