1. Benderson A. (1990). Critical thinking: Critical issues. Focus (24). Princeton NJ: Educational Testing Service.
2. Bramwell L. (1986). Wives' experience in the support role after husband's first myocardial infarction. Heart and Lung 15(G) 578-574.
3. Brookfield S.D. (1987). Developing critical thinkers. San Francisco: Jossey-Bass.
4. Browne M.N. & Keeley S.M. (1990). Asking the right questions: A guide to critical thinking. Englewood Cliffs NJ: PrenticeHall.
5. Chinn P.L. & Kramer M-K. (1991). Theory and nursing: A systematic approach (3rd ed.). St. Louis: Mosby.