APA (7th ed.) Citation

Armstrong, G. a., & Kotler, P. (2011). Marketing: An introduction. London : Pearson.

Chicago Style (17th ed.) Citation

Armstrong, Gary author, and Philip Kotler. Marketing: An Introduction. London : Pearson, 2011.

MLA (9th ed.) Citation

Armstrong, Gary author, and Philip Kotler. Marketing: An Introduction. London : Pearson, 2011.

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