Pink, D. H. (2019). When: The Scientific Secrets of Perfect Timing. Canongate Books.
Lua i Stíl Chicago (17ú heag.)Pink, Daniel H. When: The Scientific Secrets of Perfect Timing. USA: Canongate Books, 2019.
Lua MLA (9ú heag.)Pink, Daniel H. When: The Scientific Secrets of Perfect Timing. Canongate Books, 2019.
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