APA (7 वां संस्करण) प्रशस्ति पत्र
(2015). Purchasing power parities and the real size of world economies: A comprehensive report of the 2011 International Comparison Program. World Bank.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Purchasing Power Parities and the Real Size of World Economies: A Comprehensive Report of the 2011 International Comparison Program. Washington, District of Columbia: World Bank, 2015.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Purchasing Power Parities and the Real Size of World Economies: A Comprehensive Report of the 2011 International Comparison Program. World Bank, 2015.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.