HAMETNER, Markus - ADELMAN, Rosanne. Figures for the future : 20 years of sustainable development in Europe? ; A guide for citizens. 2012 ed. Luxembourg : Publications Office of the European Union, 2012. 155 s. Statistical books. Dostupné na internetu: <http://www.gbv.de/dms/zbw/71878085X.pdf> ISBN 978-92-79-23873-4.