Helm, D. (1993). The Assessment: The European Internal Market: The Next Steps.
Cita Chicago (17th ed.)Helm, D. The Assessment: The European Internal Market: The Next Steps. 1993.
Cita MLA (9th ed.)Helm, D. The Assessment: The European Internal Market: The Next Steps. 1993.
Atenció: Aquestes cites poden no estar 100% correctes.