OESTERLE (John A.): Justice in Society. Thé State and the Individual, en "Justice", 'Proceedings of The American Catholic Philosophical Association, 1962, págs. 38-48.
Sánchez de la Torre, Angel. 1964. 'OESTERLE (John A.): Justice in Society. Thé State and the Individual, en "Justice", 'Proceedings of The American Catholic Philosophical Association, 1962, págs. 38-48.'. ANUARIO DE FILOSOFÍA DEL DERECHO. pp. 489-490.