John, R. (2000). Trade and transport facilitation: An audit methodology. Washington DC: The World Bank.
शिकागो स्टाइल उद्धरणJohn, Raven. Trade and Transport Facilitation: An Audit Methodology. Washington DC: The World Bank, 2000.
एमएलए उद्धरणJohn, Raven. Trade and Transport Facilitation: An Audit Methodology. Washington DC: The World Bank, 2000.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.