Book Review: Dual Nationality in the European Union. A Study on Changing Norms in Public and Private International Law and in the Municipal Laws of Four EU Member States, by Olivier W. Vonk. (L - Common Market Law Review View Book Review: Dual Nationality in the European Union. A Study on Changing Norms in Public and Private International Law and in the Municipal Laws of Four EU Member States, by Olivier W. Vonk. (L by - Common Market Law Review Book Review: Dual Nationality in the European Union. A Study on Changing Norms in Public and Private International Law and in the Municipal Laws of Four EU Member States, by Olivier W. Vonk. (L 50 5 Common Market Law Review