APA-ийн эшлэл(7 дахь хэвлэлт)

Purdy, D. L. (2011). On the ruins of Babel: Architectural metaphor in German thought. Cornell University Press : Cornell University Library.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Purdy, Daniel L. On the Ruins of Babel: Architectural Metaphor in German Thought. Ithaca, N.Y.: Cornell University Press : Cornell University Library, 2011.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Purdy, Daniel L. On the Ruins of Babel: Architectural Metaphor in German Thought. Cornell University Press : Cornell University Library, 2011.