SACHS, Jeffrey. The age of sustainable development. New York : Columbia University Press, [2015]. ©2015. 1 online zdroj (xviii, 543 stran). Dostupné na internetu: <https://search.ebscohost.com/login.aspx?direct=true&db=nlebk&AN=944998&lang=cs&site=eds-live&ebv=EB&ppid=pp_Front_Cover> ISBN 978-0-231-53900-5.