1. Astin, A. W. (1985).Achieving Educational Excellence. San Francisco: Jossey-Bass.
2. Baird, L. L. (1988). The college environment revisited: A review of research and theory. In J. C. Smart (ed.),Higher Education: Handbook of Theory and Research, Vol IV. New York: Agathon.
3. Baird, L. L., and Hartnett, R. T. (1980).Understanding Student and Faculty Life. San Francisco: Jossey-Bass.
4. Becker, H. S., Greer, B., and Hughes, L. S. (1968).Making the Grade: The Academic Side of College Life. New York: Wiley.
5. Boyer, E. L. (1987).College: The Undergraduate Experience in America. New York: Harper & Row.