Não informado. Publications of the Marine Biological Station al Ghardaga. Cairo University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Publications of the Marine Biological Station Al Ghardaga. Cairo: Cairo University Press.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Publications of the Marine Biological Station Al Ghardaga. Cairo University Press.
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