R. P. Black & Y. M. Simaika. (1951). The Nile basin: The future conservation of the Nile. eastern press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रR. P. Black और Y. M. Simaika. The Nile Basin: The Future Conservation of the Nile. Cairo: eastern press, 1951.
एमएलए (9वां संस्करण) प्रशस्ति पत्रR. P. Black और Y. M. Simaika. The Nile Basin: The Future Conservation of the Nile. eastern press, 1951.