APA (7 वां संस्करण) प्रशस्ति पत्र
World Bank, ebrary, Inc, & Sáez, S. (2010). Trade in services negotiations: A guide for developing countries. World Bank.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
World Bank, Inc ebrary, और Sebastián Sáez. Trade in Services Negotiations: A Guide for Developing Countries. Washington, D.C.: World Bank, 2010.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
World Bank, et al. Trade in Services Negotiations: A Guide for Developing Countries. World Bank, 2010.
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