Scaperlanda, A. E., & Curzon, G. (1973). Prospects for eliminating non-tariff distortions. Sijthoff.
Cita Chicago (17th ed.)Scaperlanda, Anthony Edward, i Gerard Curzon. Prospects for Eliminating Non-tariff Distortions. Leiden: Sijthoff, 1973.
Cita MLA (8th ed.)Scaperlanda, Anthony Edward, i Gerard Curzon. Prospects for Eliminating Non-tariff Distortions. Sijthoff, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.