Não informado. The President's review from the annual report. Rockefeller Foundation.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. The President's Review from the Annual Report. New York: Rockefeller Foundation.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. The President's Review from the Annual Report. Rockefeller Foundation.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.