Thesing, J., Wilfried Becker, & J.A.Underwood. (1991). Democracy and Development. Internationals Institute.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रThesing, Josef, Wilfried Becker, और J.A.Underwood. Democracy and Development. Germany: Internationals Institute, 1991.
एमएलए (9वां संस्करण) प्रशस्ति पत्रThesing, Josef, et al. Democracy and Development. Internationals Institute, 1991.
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