Marquardt, M. J.; Leonard, H. S.; Freedman, A. M. & Hill, C. C. (2009). Action Learning for Development Leaders and Organizations. Principles, Strategies, and Cases. Washington: American Psychological Association, 313 Pp. Persona 2010, 13 (013), 181-184. https://doi.org/10.26439/persona2010.n013.271.