ECONOMIST NEWSPAPERS LTD. (1997). POCKET WORLD IN FIGURES. ECONIMIST NEWSPAPERS LTD.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रECONOMIST NEWSPAPERS LTD. POCKET WORLD IN FIGURES. LONDON: ECONIMIST NEWSPAPERS LTD, 1997.
एमएलए (9वां संस्करण) प्रशस्ति पत्रECONOMIST NEWSPAPERS LTD. POCKET WORLD IN FIGURES. ECONIMIST NEWSPAPERS LTD, 1997.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.