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