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Officiai opinions of the attorneys gênerai of the United States. Washington, à partir de 1852, passim.
Rapports présentés à la haute Assemblée fédérale par le Conseil fédéral sur sa gestion (Feuille fédérale de la constitution suisse. Berne, passim).
Report of the royal commissioners for inquiring into the laws of naturalization and allegiance : together with an appendix containing an account of British and Foreign laws, and of the Diplomatie Correspondence, which has passed on the subject, Reports from Foreign States, and otherPapers. London, 1869.