APA (7th ed.) Citation
Kotler, P., Armstrong, G., & Armstrong, G. T. (2021). Principles of Marketing, Global Edition (Eighteenth edition.). Pearson International Content.
Chicago Style (17th ed.) Citation
Kotler, Philip, Gary Armstrong, and Gary T. Armstrong. Principles of Marketing, Global Edition. Eighteenth edition. Harlow: Pearson International Content, 2021.
MLA (9th ed.) Citation
Kotler, Philip, et al. Principles of Marketing, Global Edition. Eighteenth edition. Pearson International Content, 2021.
Warning: These citations may not always be 100% accurate.