[by] Evert W. Beth and Jean Piaget. Translated from the French by W. Mays. Marcel Berger, Bernard Gostiaux ; translated from the French by Silvio Levy. Fernand Braudel ; translated from the French by Sian Reynolds. Fernand Braudel ; translated from the French by Si鉧n Reynolds. Jean-Pierre Serre ; translated from the French by G.A. Jones.