Kotler, P., Armstrong, G., & Oprensik, M. O. (2018). Principles of marketing (Seventeenth edition.). Harlow: Pearson Education limited.
Chicago Style CitationKotler, Philip, Gary Armstrong, and Mark Oliver Oprensik. Principles of Marketing. Seventeenth edition. Harlow: Pearson Education limited, 2018.
MLA CitationKotler, Philip, Gary Armstrong, and Mark Oliver Oprensik. Principles of Marketing. Seventeenth edition. Harlow: Pearson Education limited, 2018.
Warning: These citations may not always be 100% accurate.