APA (7th ed.) Citation
Armstrong, G., Kotler, P., & Opresnik, M. O. (2020). Marketing: <An> Introduction (14th Edition.). Pearson.
Chicago Style (17th ed.) Citation
Armstrong, Gary, Philip Kotler, and Marc Oliver Opresnik. Marketing: <An> Introduction. 14th Edition. Harlow: Pearson, 2020.
MLA (9th ed.) Citation
Armstrong, Gary, et al. Marketing: <An> Introduction. 14th Edition. Pearson, 2020.
Warning: These citations may not always be 100% accurate.