Eurostat. Sustainable development in the European Union : key messages. Luxembourg : Publications Office of the European Union, 2013. 176 s. Statistical books. Available on Internet: <http://bookshop.europa.eu/en/sustainable-development-in-the-european-union-pbKS0313331/> ISBN 978-92-79-31158-1. [Copy count : 1, currently available 0, at library only 1]