APA-viite (7. p.)
Purdy, D. L. (2011). On the Ruins of Babel: Architectural Metaphor in German Thought. Cornell University Press.
Chicago-viite (17. p.)
Purdy, Daniel L. On the Ruins of Babel: Architectural Metaphor in German Thought. Ithaca, New York: Cornell University Press, 2011.
MLA-viite (9. p.)
Purdy, Daniel L. On the Ruins of Babel: Architectural Metaphor in German Thought. Cornell University Press, 2011.
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