United, N. (2004). World investment report 2004: The shift towards services.
शिकागो स्टाइल उद्धरणUnited, Nations. World Investment Report 2004: The Shift Towards Services. New York, United Nations, 2004.
एमएलए उद्धरणUnited, Nations. World Investment Report 2004: The Shift Towards Services. 2004.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.