APA (7th ed.) Citation

Sheldon, K. M., Kashdan, T., & Steger, M. F. (2011). Designing positive psychology: Taking stock and moving forward. Oxford University Press.

Chicago Style (17th ed.) Citation

Sheldon, Kennon M., Todd Kashdan, and Michael F. Steger. Designing Positive Psychology: Taking Stock and Moving Forward. Oxford: Oxford University Press, 2011.

MLA (9th ed.) Citation

Sheldon, Kennon M., et al. Designing Positive Psychology: Taking Stock and Moving Forward. Oxford University Press, 2011.