@book{Inglehart2014,
author = {Inglehart, R. and Haerpfer, C. and Moreno, A. and Welzel, C. and Kizilova, K. and Diez-Medrano, J. and Lagos, M. and Norris, P. and Ponarin, E. and B, Puranen},
title= {World values survey: round six: Country-pooled datafile version},
year = {2014},
publisher = {JD Systems Institute},
}