Παραπομπή σε μορφή APA (7η εκδ.)

Messerlin, P. A. (2001). Measuring the costs of protection in Europe: European commercial policy in the 2000s. Institute for International Economics.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Messerlin, Patrick A. Measuring the Costs of Protection in Europe: European Commercial Policy in the 2000s. Washington: Institute for International Economics, 2001.

Παραπομπή σε μορφή MLA (8th εκδ.)

Messerlin, Patrick A. Measuring the Costs of Protection in Europe: European Commercial Policy in the 2000s. Institute for International Economics, 2001.