Farley, J. C. (2005). Ecological economics: a workbook for problem-based learning. Island Press.
Fukuyama, F. (2012). The origins of political order: from prehuman times to the French Revolution. Profile. http://www.vlebooks.com/vleweb/product/openreader?id=Exeter&isbn=9781847652812
Robbins, P. (2012). Political ecology: a critical introduction (2nd ed). Wiley-Blackwell. https://falmouth.primo.exlibrisgroup.com/discovery/fulldisplay?docid=alma9910955723405136&context=L&vid=44FAL_INST:44FAL_EXE1&tab=Everything&lang=en
