Kagge, E. (2021). The philosophy of an explorer: 16 life-lessons from surviving the extreme. Penguin Books.
Chicago-viite (17. p.)Kagge, Erling. The Philosophy of an Explorer: 16 Life-lessons from Surviving the Extreme. London: Penguin Books, 2021.
MLA-viite (9. p.)Kagge, Erling. The Philosophy of an Explorer: 16 Life-lessons from Surviving the Extreme. Penguin Books, 2021.
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