Sinn, H. (1995). The Subsidiarity principle and market failure in systems competition. National Bureau of Economic Research.
Cita Chicago (17th ed.)Sinn, Hans-Werner. The Subsidiarity Principle and Market Failure in Systems Competition. Cambridge: National Bureau of Economic Research, 1995.
Cita MLA (9th ed.)Sinn, Hans-Werner. The Subsidiarity Principle and Market Failure in Systems Competition. National Bureau of Economic Research, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.