Cossi, O. (1993). Water wars: The fight to control and conserve nature's most precious resource. New Discovery Books.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रCossi, Olga. Water Wars: The Fight to Control and Conserve Nature's Most Precious Resource. New York: New Discovery Books, 1993.
एमएलए (9वां संस्करण) प्रशस्ति पत्रCossi, Olga. Water Wars: The Fight to Control and Conserve Nature's Most Precious Resource. New Discovery Books, 1993.
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