European Values in NumbersRuud Luijkx, Loek Halman, Inge Sieben, Evelyn Brislinger, Markus Quandt · First published 2016Open the Tome
Atlas of European Values. Trends and Traditions at the Turn of the CenturyLoek Halman, Inge Sieben, Marga van Zundert · First published 2011Open the Tome
