APA Citation

Armstrong, G., Kotler, P., & Opresnik, M. O. Marketing: An introduction (Thirteenth edition.).

Chicago Style Citation

Armstrong, Gary, Philip Kotler, and Marc O. Opresnik. Marketing: An Introduction. Thirteenth edition.

MLA Citation

Armstrong, Gary, Philip Kotler, and Marc O. Opresnik. Marketing: An Introduction. Thirteenth edition.

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