Authors: Noyelle, Henry --- Principale, Max --- Grundler, J.-R. --- Duval, Jacques --- Costa, Jean-Louis --- et al. Demenge, Robert --- Chamley, Paul --- Méray, Jean --- Domarchi, Jean --- Perroux, François. --- Truptil, R.-J. --- Sauvy, Alfred. --- Laforest, J.-L. --- Dessus, R. --- Perret, Jean --- Detoeuf, Albert --- Tonneau, J.
Publisher: Liège La pensée catholique