Roeder, O. . . . . . . . . . . . . . G. . . . . . . . . . . . . c. (1971). Who's who in Indonesia: Biographies of prominent Indonesian personalities in all fields. Gunung Agung.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRoeder, O G comp. Who's Who in Indonesia: Biographies of Prominent Indonesian Personalities in All Fields. Djakarta: Gunung Agung, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRoeder, O G comp. Who's Who in Indonesia: Biographies of Prominent Indonesian Personalities in All Fields. Gunung Agung, 1971.
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