Tulloch, P. (1975). The politics of preferences: EEC policy making and the generalised system of preferences. Croom Helm.
Cita Chicago (17th ed.)Tulloch, Peter. The Politics of Preferences: EEC Policy Making and the Generalised System of Preferences. London: Croom Helm, 1975.
Cita MLA (9th ed.)Tulloch, Peter. The Politics of Preferences: EEC Policy Making and the Generalised System of Preferences. Croom Helm, 1975.
Atenció: Aquestes cites poden no estar 100% correctes.