Cels, S., Jong, J. d., & Nauta, F. (2012). Agents of change: Strategy and tactics for social innovation. Brookings Institution Press.
Čikaški stil citiranja (17. izdanje)Cels, Sanderijn, Jorrit de Jong, i Frans Nauta. Agents of Change: Strategy and Tactics for Social Innovation. Washington, D.C.: Brookings Institution Press, 2012.
MLA način citiranja (9. izdanje)Cels, Sanderijn, et al. Agents of Change: Strategy and Tactics for Social Innovation. Brookings Institution Press, 2012.
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