Alexander, J. C., & Sztompka, P. (1990). Rethinking progress: Movements, forces, and ideas at the end of the 20th century. Unwin Hyman.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रAlexander, Jeffrey C., और Piotr Sztompka. Rethinking Progress: Movements, Forces, and Ideas at the End of the 20th Century. Boston: Unwin Hyman, 1990.
एमएलए (9वां संस्करण) प्रशस्ति पत्रAlexander, Jeffrey C., और Piotr Sztompka. Rethinking Progress: Movements, Forces, and Ideas at the End of the 20th Century. Unwin Hyman, 1990.
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