BLUE COLLAR MAN; Patterns of Dual Allegiance in Industry; par Theodore V. Purcell, s.j., Wertheim Publication in Industrial Relations, Harvard University Press, Cambridge, Mass. 1960, 300 pp. Publié au Canada par S. J. Reginald Saunders and Company Limited, Toronto. - Cardin, Jean-Réal (Relations industrielles / Industrial Relations)