Darwin, C., & De Beer, G. (1960). Notebooks on transmutation of species. British Museum (Natural History).
Chicago Style (17th ed.) CitationDarwin, Charles, and Gavin De Beer. Notebooks on Transmutation of Species. London: British Museum (Natural History), 1960.
ציטוט MLADarwin, Charles, and Gavin De Beer. Notebooks on Transmutation of Species. British Museum (Natural History), 1960.
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