Raven, J. (2000). Trade and transport facilitation: An audit methodology. World Bank.
Παραπομπή σε μορφή Chicago (17η εκδ.)Raven, John. Trade and Transport Facilitation: An Audit Methodology. Washington, DC: World Bank, 2000.
Παραπομπή σε μορφή MLA (9th εκδ.)Raven, John. Trade and Transport Facilitation: An Audit Methodology. World Bank, 2000.