APA (7th ed.) Citation

Kotler, P., Armstrong, G., & Opresnik, M. O. (2021). Principles of marketing (Eighteenth edition, global edition.). Pearson Education Limited.

Chicago Style (17th ed.) Citation

Kotler, Philip, Gary Armstrong, and Marc Oliver Opresnik. Principles of Marketing. Eighteenth edition, global edition. Essex: Pearson Education Limited, 2021.

MLA (9th ed.) Citation

Kotler, Philip, et al. Principles of Marketing. Eighteenth edition, global edition. Pearson Education Limited, 2021.

Warning: These citations may not always be 100% accurate.