Botkin, D. B. (1992). Discordant harmonies: A new ecology for the twenty-first century. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBotkin, Daniel B. Discordant Harmonies: A New Ecology for the Twenty-first Century. Oxford University Press, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBotkin, Daniel B. Discordant Harmonies: A New Ecology for the Twenty-first Century. Oxford University Press, 1992.
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