1. Fishbein, M. & Ajzen I. (1975). Belief, attitude, intention and behavior. An introduction to theory and research. Reading, MA: Addison-Wesley.
2. Fishbein, M. (1967). Attitude and the prediction of behavior. In M. Fishbein (ed.). Readings in attitude theory and measurement. (pp. 477–492). New York: Wiley.
3. Fishbein, M. (1973). The prediction of behaviors from attitudinal variables. In C.D. Mortenson & K.K. Sereno (eds.). Advances in communication research. (pp. 1–31). New York: Harper & Row.
4. Midgley, D. F., & Dowling, G. R. (1978). Innovativeness: The concept and its measurement. Journal of ConsumerResearch, 4(4), 229–242.
5. Ajzen, I. (1985). From intentions to actions: A theory of planned behavior. In J. Kuhl & J. Beckman (eds.). Action-control: From cognition to behavior (pp. 11–39). Heidelberg: Springer.