APA ציטוט

Darwin, C., & De Beer, G. (1960). Notebooks on transmutation of species. British Museum (Natural History).

Chicago Style (17th ed.) Citation

Darwin, Charles, and Gavin De Beer. Notebooks on Transmutation of Species. London: British Museum (Natural History), 1960.

ציטוט MLA

Darwin, Charles, and Gavin De Beer. Notebooks on Transmutation of Species. British Museum (Natural History), 1960.