1. Ajzen, I. (1985). From intentions to actions: A theory of planned behavior. In J. Kuhi & J. Beckmann (Eds.), Action – control: From cognition to behavior (pp. 11–39). Heidelberg, Germany: Springer.
2. Ajzen, I. (1987). Attitudes, traits, and actions: Dispositional prediction of behavior in personality and social psychology. In L. Berkowitz (Ed.), Advances in experimental social psychology (Vol. 20, pp. 1–63). New York, NY: Academic Press.
3. The theory of planned behavior
4. The prediction of behavior from attitudinal and normative variables