Verwey, D. (2004). The European Community, the European Union and the International law of treaties: A comparative legal analysis of the Community and Union's external treaty-making prctice. The Hague, The Netherlands: T.M.C. Asser Press.
Trích dẫn kiểu ChicagoVerwey, Delano. The European Community, the European Union and the International Law of Treaties: A Comparative Legal Analysis of the Community and Union's External Treaty-making Prctice. The Hague, The Netherlands: T.M.C. Asser Press, 2004.
Trích dẫn MLAVerwey, Delano. The European Community, the European Union and the International Law of Treaties: A Comparative Legal Analysis of the Community and Union's External Treaty-making Prctice. The Hague, The Netherlands: T.M.C. Asser Press, 2004.