Sheldon, K. M., Williams, G., & Joiner, T. E. (2003). Self-determination theory in the clinic: Motivating physical and mental health. Yale University Press.
Lua i Stíl Chicago (17ú heag.)Sheldon, Kennon M., Geoffrey Williams, agus Thomas E. Joiner. Self-determination Theory in the Clinic: Motivating Physical and Mental Health. New Haven: Yale University Press, 2003.
Lua MLA (9ú heag.)Sheldon, Kennon M., et al. Self-determination Theory in the Clinic: Motivating Physical and Mental Health. Yale University Press, 2003.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.