CurtiM. (1959). The social ideas of American educators.Patterson NJ: Pageant Books
2.
CollinsM. (1991). Adult education as vocation: A critical role for the adult educator.New York: Routledge
3.
CunninghamP. M. (1988). The adult educator and social responsibility. In BrockettR. G. (Ed.). Ethical issues in adult education (pp. 136–145). New York: Teachers College Press
4.
DarkenwaldG.MerriamS. B. (1982). Adult education: Foundations of practice.New York: Harper & Row
5.
HartM. U. (1992). Adult education and the future of work.New York: Routledge
6.
JensenG.LiverightA. A.HallenbeckW. (Eds.)., (1964). Adult education: Outlines of an emerging field of university study.Washington, D. C.: American Association for Adult and Continuing Education
7.
KeppelF. P. (1926). Education for adults and other essays.New York: Columbia University Press
8.
KnowlesM. S. (1962). The adult education movement in the United States.New York: Holt, Reinhart and Winston Inc
9.
LawM. G. (1988). Ensuring ‘guidance and control:’ The Carnegie Corporation and the founding of adult education. In McLellanJ. L.TaylorW. H., (Eds.). Proceedings of 7th Annual Conference of the Canadian Association for the Study of Adult Education (pp. 167–171). Calgary, Canada: University of Calgary
10.
LiverightA. A. (1968). Adult education for what?Adult Leadership, 17(6), 271–272; 295–298
11.
MerriamS. B.CunninghamP. M. (Eds.)., (1990). Handbook of adult and continuing education.San Francisco: Jossey-Bass
12.
RoseA. D. (1979). Towards the organization of knowledge: Professional adult education in the 1920s. Unpublished doctoral dissertation, Teachers College, Columbia University, New York
13.
StubblefieldH. W.KeaneP. (1989). The history of adult and continuing education. In MerriamS. B.CunninghamP. M., (Eds.), Handbook of adult and continuing education. (pp. 26–36). San Francisco: Jossey-Bass