APA (7th ed.) Citation

Kotler, P., Roberto, N., & Lee, N. (2002). Social marketing: Improving the quality of life (2nd ed.). Sage.

Chicago Style (17th ed.) Citation

Kotler, Philip, Ned Roberto, and Nancy Lee. Social Marketing: Improving the Quality of Life. 2nd ed. London [etc.]: Sage, 2002.

MLA (9th ed.) Citation

Kotler, Philip, et al. Social Marketing: Improving the Quality of Life. 2nd ed. Sage, 2002.