Weiner, J. (1990). The next one hundred years: Shaping the fate of our living earth. Rider.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रWeiner, Jonathan. The Next One Hundred Years: Shaping the Fate of Our Living Earth. London: Rider, 1990.
एमएलए (9वां संस्करण) प्रशस्ति पत्रWeiner, Jonathan. The Next One Hundred Years: Shaping the Fate of Our Living Earth. Rider, 1990.
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