- HTML (Single page, 438 KB) at the Undergraduate Center of Triton College (Translated by R. Farquharson Sharp)
- Norwegian HTML (Multi-page, Indexed) at Projekt Runeberg
- German HTML (5 pages, indexed) at Projekt Gutenberg DE (Translated by Christian Morgenstern)
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- Paperback edition, translated by Peter Watts (Viking Press, 1966).
All links verified on or after January 13, 2020