1. National Cent;Carpenter,1989
2. The Learning Industry: Education for Adult Workers. Princeton, N.J.: Princeton University Press, 1990.
3. “Toward the 21st Century.” Chronicle of Higher Education, Sept. 12, 1990, p. A29.
4. , and Patterns for Lifelong Learning: A Report of Explorations Supported by the W. K. Kellogg Foundation. San Francisco: Jossey-Bass, 1973.