1. Bloom, L., & Kilgore, D. (2004). The volunteer citizen after welfare reform in the United States: an ethnographic study of volunteerism in action. Voluntas: International Journal of Voluntary and Nonprofit Organizations, 14(4), 431–454.
2. Brager, George & Harry Specht (1973). Community organizing. New York: Columbia University Press.
3. Hall, B.L. (2004). Social movement learning: Theorizing a Canadian tradition. In T. Fenwick, T. Nesbit & B. Spencer (Eds.), Contexts of adult learning. Toronto: Thompson Educational Publishing.
4. Livingstone, D.W. & Guile, D. (2012). General Introduction, in D.W. Livingstone, D.W. and D. Guile, (Eds.), The Knowledge Economy and Lifelong Learning. A Critical Reader. Rotterdam: Sense Publishers.
5. Livingstone, D.W. (2003). Hidden dimensions of work and learning: the significance of unpaid work and informal learning in global capitalism. Journal of Workplace Learning, 15(7/8), 359–367.