Edelson, Paul. 1992. “Challenging, Interesting and Important - Adult Education As Theory, Practice and Research: The Captive Triangle. Robin Usher and Ian Bryant. 1989. New York: Routledge. ”. Canadian Journal for the Study of Adult Education 6 (2):67-69. https://doi.org/10.56105/cjsae.v6i2.3017.