Industrial relations: measuring varieties of industrial relations in Europe: a quantitative analysis: by Eurofound (M. Caprile, P. Sanz de Miguel, C. Welz and R. Rodríguez Contreras), Luxembourg, Publications Office of the European Union, 2018, 56 pp., ISBN 978-92-897-1812-7, http://eurofound.link/ef18033. (2nd April 2020)