Article XVI

1. This Convention shall be established in English, French and Spanish. The three texts shall be signed and shall be equally authoritative.
2. Official texts of this Convention shall be established in German, Italian and Portuguese.

Any Contracting State or group of Contracting States shall be entitled to have established by the Director-General of the United Nations Educational, Scientific and Cultural Organization other texts in the language of its choice by arrangement with the Director-General.
All such texts shall be annexed to the signed texts of this Convention.