Gumbrecht, H. U. (1997). In 1926: Living at the edge of time. Harvard University Press.
Tohutoru Kātū Chicago (17th ed.)Gumbrecht, Hans Ulrich. In 1926: Living at the Edge of Time. Cambridge, MA: Harvard University Press, 1997.
Tohutoro MLA (9th ed.)Gumbrecht, Hans Ulrich. In 1926: Living at the Edge of Time. Harvard University Press, 1997.
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