Purdy, D. L. (2011). On the Ruins of Babel: Architectural Metaphor in German Thought. Cornell University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPurdy, Daniel Leonhard. On the Ruins of Babel: Architectural Metaphor in German Thought. Ithaca: Cornell University Press, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPurdy, Daniel Leonhard. On the Ruins of Babel: Architectural Metaphor in German Thought. Cornell University Press, 2011.
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