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Agudo, J. (2021, April 8). Humanism Philosophy of Education | humanism by Carl Rogers, Maslow, Sartre, Petrarch #humanism. YouTube. Retrieved April 5, 2023, from https://www.youtube.com/watch?v=sQjS7NSmXxI

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Anderson, C. (2009, September 28). Behaviorism in education. YouTube. Retrieved April 5, 2023, from https://www.youtube.com/watch?v=Q8xMsq11-hs

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Bishop, N. (2007). The history of Adult Education Timeline. Timetoast timelines. Retrieved April 5, 2023, from https://www.timetoast.com/timelines/the-history-of-adult-education

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Elias, J. L., & Merriam, S. B. (2005). In Philosophical Foundations of Adult Education. essay, Krieger Publishing Company.

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Smith, M. K. (2001). What is non-formal education? The encyclopedia of pedagogy and informal education. https://infed.org/what-is-non-formal-education

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